18364580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:165

約数の個数: 96

約数和(自身を含む): 45045504

約数和(自身を除く): 26680924

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 37, 46, 52, 65, 74, 83, 92, 115, 130, 148, 166, 185, 230, 260, 299, 332, 370, 415, 460, 481, 598, 740, 830, 851, 962, 1079, 1196, 1495, 1660, 1702, 1909, 1924, 2158, 2405, 2990, 3071, 3404, 3818, 4255, 4316, 4810, 5395, 5980, 6142, 7636, 8510, 9545, 9620, 10790, 11063, 12284, 15355, 17020, 19090, 21580, 22126, 24817, 30710, 38180, 39923, 44252, 49634, 55315, 61420, 70633, 79846, 99268, 110630, 124085, 141266, 159692, 199615, 221260, 248170, 282532, 353165, 399230, 496340, 706330, 798460, 918229, 1412660, 1836458, 3672916, 4591145, 9182290, 18364580]

約数ペア:

[(1, 18364580), (2, 9182290), (4, 4591145), (5, 3672916), (10, 1836458), (13, 1412660), (20, 918229), (23, 798460), (26, 706330), (37, 496340), (46, 399230), (52, 353165), (65, 282532), (74, 248170), (83, 221260), (92, 199615), (115, 159692), (130, 141266), (148, 124085), (166, 110630), (185, 99268), (230, 79846), (260, 70633), (299, 61420), (332, 55315), (370, 49634), (415, 44252), (460, 39923), (481, 38180), (598, 30710), (740, 24817), (830, 22126), (851, 21580), (962, 19090), (1079, 17020), (1196, 15355), (1495, 12284), (1660, 11063), (1702, 10790), (1909, 9620), (1924, 9545), (2158, 8510), (2405, 7636), (2990, 6142), (3071, 5980), (3404, 5395), (3818, 4810), (4255, 4316)]