18564260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6491}}^1$

素因数の和:6524

約数の個数: 48

約数和(自身を含む): 45807552

約数和(自身を除く): 27243292

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 6491, 12982, 25964, 32455, 64910, 71401, 84383, 129820, 142802, 168766, 285604, 337532, 357005, 421915, 714010, 843830, 928213, 1428020, 1687660, 1856426, 3712852, 4641065, 9282130, 18564260]

約数ペア:

[(1, 18564260), (2, 9282130), (4, 4641065), (5, 3712852), (10, 1856426), (11, 1687660), (13, 1428020), (20, 928213), (22, 843830), (26, 714010), (44, 421915), (52, 357005), (55, 337532), (65, 285604), (110, 168766), (130, 142802), (143, 129820), (220, 84383), (260, 71401), (286, 64910), (572, 32455), (715, 25964), (1430, 12982), (2860, 6491)]