18712296

素因数分解:

$2^3\times 3^4\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:516

約数の個数: 80

約数和(自身を含む): 53317440

約数和(自身を除く): 34605144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 67, 72, 81, 108, 134, 162, 201, 216, 268, 324, 402, 431, 536, 603, 648, 804, 862, 1206, 1293, 1608, 1724, 1809, 2412, 2586, 3448, 3618, 3879, 4824, 5172, 5427, 7236, 7758, 10344, 10854, 11637, 14472, 15516, 21708, 23274, 28877, 31032, 34911, 43416, 46548, 57754, 69822, 86631, 93096, 115508, 139644, 173262, 231016, 259893, 279288, 346524, 519786, 693048, 779679, 1039572, 1559358, 2079144, 2339037, 3118716, 4678074, 6237432, 9356148, 18712296]

約数ペア:

[(1, 18712296), (2, 9356148), (3, 6237432), (4, 4678074), (6, 3118716), (8, 2339037), (9, 2079144), (12, 1559358), (18, 1039572), (24, 779679), (27, 693048), (36, 519786), (54, 346524), (67, 279288), (72, 259893), (81, 231016), (108, 173262), (134, 139644), (162, 115508), (201, 93096), (216, 86631), (268, 69822), (324, 57754), (402, 46548), (431, 43416), (536, 34911), (603, 31032), (648, 28877), (804, 23274), (862, 21708), (1206, 15516), (1293, 14472), (1608, 11637), (1724, 10854), (1809, 10344), (2412, 7758), (2586, 7236), (3448, 5427), (3618, 5172), (3879, 4824)]