18170230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:205

約数の個数: 64

約数和(自身を含む): 37739520

約数和(自身を除く): 19569290

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 59, 65, 103, 115, 118, 130, 206, 230, 295, 299, 515, 590, 598, 767, 1030, 1339, 1357, 1495, 1534, 2369, 2678, 2714, 2990, 3835, 4738, 6077, 6695, 6785, 7670, 11845, 12154, 13390, 13570, 17641, 23690, 30385, 30797, 35282, 60770, 61594, 79001, 88205, 139771, 153985, 158002, 176410, 279542, 307970, 395005, 698855, 790010, 1397710, 1817023, 3634046, 9085115, 18170230]

約数ペア:

[(1, 18170230), (2, 9085115), (5, 3634046), (10, 1817023), (13, 1397710), (23, 790010), (26, 698855), (46, 395005), (59, 307970), (65, 279542), (103, 176410), (115, 158002), (118, 153985), (130, 139771), (206, 88205), (230, 79001), (295, 61594), (299, 60770), (515, 35282), (590, 30797), (598, 30385), (767, 23690), (1030, 17641), (1339, 13570), (1357, 13390), (1495, 12154), (1534, 11845), (2369, 7670), (2678, 6785), (2714, 6695), (2990, 6077), (3835, 4738)]