19664448

素因数分解:

$2^6\times 3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:172

約数の個数: 112

約数和(自身を含む): 55936896

約数和(自身を除く): 36272448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 61, 64, 69, 73, 92, 96, 122, 138, 146, 183, 184, 192, 219, 244, 276, 292, 366, 368, 438, 488, 552, 584, 732, 736, 876, 976, 1104, 1168, 1403, 1464, 1472, 1679, 1752, 1952, 2208, 2336, 2806, 2928, 3358, 3504, 3904, 4209, 4416, 4453, 4672, 5037, 5612, 5856, 6716, 7008, 8418, 8906, 10074, 11224, 11712, 13359, 13432, 14016, 16836, 17812, 20148, 22448, 26718, 26864, 33672, 35624, 40296, 44896, 53436, 53728, 67344, 71248, 80592, 89792, 102419, 106872, 107456, 134688, 142496, 161184, 204838, 213744, 269376, 284992, 307257, 322368, 409676, 427488, 614514, 819352, 854976, 1229028, 1638704, 2458056, 3277408, 4916112, 6554816, 9832224, 19664448]

約数ペア:

[(1, 19664448), (2, 9832224), (3, 6554816), (4, 4916112), (6, 3277408), (8, 2458056), (12, 1638704), (16, 1229028), (23, 854976), (24, 819352), (32, 614514), (46, 427488), (48, 409676), (61, 322368), (64, 307257), (69, 284992), (73, 269376), (92, 213744), (96, 204838), (122, 161184), (138, 142496), (146, 134688), (183, 107456), (184, 106872), (192, 102419), (219, 89792), (244, 80592), (276, 71248), (292, 67344), (366, 53728), (368, 53436), (438, 44896), (488, 40296), (552, 35624), (584, 33672), (732, 26864), (736, 26718), (876, 22448), (976, 20148), (1104, 17812), (1168, 16836), (1403, 14016), (1464, 13432), (1472, 13359), (1679, 11712), (1752, 11224), (1952, 10074), (2208, 8906), (2336, 8418), (2806, 7008), (2928, 6716), (3358, 5856), (3504, 5612), (3904, 5037), (4209, 4672), (4416, 4453)]