20174397788168

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{1063}}^1\times {\mathrm{541507}}^1$

素因数の和:542926

約数の個数: 64

約数和(自身を含む): 40896157061760

約数和(自身を除く): 20721759273592

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 337, 674, 1063, 1348, 2126, 2696, 4252, 4381, 8504, 8762, 13819, 17524, 27638, 35048, 55276, 110552, 358231, 541507, 716462, 1083014, 1432924, 2166028, 2865848, 4332056, 4657003, 7039591, 9314006, 14079182, 18628012, 28158364, 37256024, 56316728, 182487859, 364975718, 575621941, 729951436, 1151243882, 1459902872, 2302487764, 2372342167, 4604975528, 4744684334, 7483085233, 9489368668, 14966170466, 18978737336, 29932340932, 59864681864, 193984594117, 387969188234, 775938376468, 1551876752936, 2521799723521, 5043599447042, 10087198894084, 20174397788168]

約数ペア:

[(1, 20174397788168), (2, 10087198894084), (4, 5043599447042), (8, 2521799723521), (13, 1551876752936), (26, 775938376468), (52, 387969188234), (104, 193984594117), (337, 59864681864), (674, 29932340932), (1063, 18978737336), (1348, 14966170466), (2126, 9489368668), (2696, 7483085233), (4252, 4744684334), (4381, 4604975528), (8504, 2372342167), (8762, 2302487764), (13819, 1459902872), (17524, 1151243882), (27638, 729951436), (35048, 575621941), (55276, 364975718), (110552, 182487859), (358231, 56316728), (541507, 37256024), (716462, 28158364), (1083014, 18628012), (1432924, 14079182), (2166028, 9314006), (2865848, 7039591), (4332056, 4657003)]