19687172.000000000

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1$

素因数の和:311

約数の個数: 160

約数和(自身を含む): 311980032

約数和(自身を除く): 208315536

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 23, 24, 26, 31, 39, 46, 48, 52, 62, 69, 78, 92, 93, 104, 124, 138, 156, 184, 186, 208, 233, 248, 276, 299, 312, 368, 372, 403, 466, 496, 552, 598, 624, 699, 713, 744, 806, 897, 932, 1104, 1196, 1209, 1398, 1426, 1488, 1612, 1794, 1864, 2139, 2392, 2418, 2796, 2852, 3029, 3224, 3588, 3728, 4278, 4784, 4836, 5359, 5592, 5704, 6058, 6448, 7176, 7223, 8556, 9087, 9269, 9672, 10718, 11184, 11408, 12116, 14352, 14446, 16077, 17112, 18174, 18538, 19344, 21436, 21669, 24232, 27807, 28892, 32154, 34224, 36348, 37076, 42872, 43338, 48464, 55614, 57784, 64308, 69667, 72696, 74152, 85744, 86676, 93899, 111228, 115568, 128616, 139334, 145392, 148304, 166129, 173352, 187798, 209001, 222456, 257232, 278668, 281697, 332258, 346704, 375596, 418002, 444912, 498387, 557336, 563394, 664516, 751192, 836004, 996774, 1114672, 1126788, 1329032, 1502384, 1672008, 1993548, 2159677, 2253576, 2658064, 3344016, 3987096, 4319354, 4507152, 6479031, 7974192, 8638708, 12958062, 17277416, 25916124, 34554832, 51832248, 103664496]

約数ペア:

[(1, 103664496), (2, 51832248), (3, 34554832), (4, 25916124), (6, 17277416), (8, 12958062), (12, 8638708), (13, 7974192), (16, 6479031), (23, 4507152), (24, 4319354), (26, 3987096), (31, 3344016), (39, 2658064), (46, 2253576), (48, 2159677), (52, 1993548), (62, 1672008), (69, 1502384), (78, 1329032), (92, 1126788), (93, 1114672), (104, 996774), (124, 836004), (138, 751192), (156, 664516), (184, 563394), (186, 557336), (208, 498387), (233, 444912), (248, 418002), (276, 375596), (299, 346704), (312, 332258), (368, 281697), (372, 278668), (403, 257232), (466, 222456), (496, 209001), (552, 187798), (598, 173352), (624, 166129), (699, 148304), (713, 145392), (744, 139334), (806, 128616), (897, 115568), (932, 111228), (1104, 93899), (1196, 86676), (1209, 85744), (1398, 74152), (1426, 72696), (1488, 69667), (1612, 64308), (1794, 57784), (1864, 55614), (2139, 48464), (2392, 43338), (2418, 42872), (2796, 37076), (2852, 36348), (3029, 34224), (3224, 32154), (3588, 28892), (3728, 27807), (4278, 24232), (4784, 21669), (4836, 21436), (5359, 19344), (5592, 18538), (5704, 18174), (6058, 17112), (6448, 16077), (7176, 14446), (7223, 14352), (8556, 12116), (9087, 11408), (9269, 11184), (9672, 10718)]