20707848

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{227}}^1$

素因数の和:427

約数の個数: 96

約数和(自身を含む): 64733760

約数和(自身を除く): 44025912

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 181, 227, 252, 362, 454, 504, 543, 681, 724, 908, 1086, 1267, 1362, 1448, 1589, 1629, 1816, 2043, 2172, 2534, 2724, 3178, 3258, 3801, 4086, 4344, 4767, 5068, 5448, 6356, 6516, 7602, 8172, 9534, 10136, 11403, 12712, 13032, 14301, 15204, 16344, 19068, 22806, 28602, 30408, 38136, 41087, 45612, 57204, 82174, 91224, 114408, 123261, 164348, 246522, 287609, 328696, 369783, 493044, 575218, 739566, 862827, 986088, 1150436, 1479132, 1725654, 2300872, 2588481, 2958264, 3451308, 5176962, 6902616, 10353924, 20707848]

約数ペア:

[(1, 20707848), (2, 10353924), (3, 6902616), (4, 5176962), (6, 3451308), (7, 2958264), (8, 2588481), (9, 2300872), (12, 1725654), (14, 1479132), (18, 1150436), (21, 986088), (24, 862827), (28, 739566), (36, 575218), (42, 493044), (56, 369783), (63, 328696), (72, 287609), (84, 246522), (126, 164348), (168, 123261), (181, 114408), (227, 91224), (252, 82174), (362, 57204), (454, 45612), (504, 41087), (543, 38136), (681, 30408), (724, 28602), (908, 22806), (1086, 19068), (1267, 16344), (1362, 15204), (1448, 14301), (1589, 13032), (1629, 12712), (1816, 11403), (2043, 10136), (2172, 9534), (2534, 8172), (2724, 7602), (3178, 6516), (3258, 6356), (3801, 5448), (4086, 5068), (4344, 4767)]