19173160

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3659}}^1$

素因数の和:3801

約数の個数: 32

約数和(自身を含む): 43480800

約数和(自身を除く): 24307640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 3659, 5240, 7318, 14636, 18295, 29272, 36590, 73180, 146360, 479329, 958658, 1917316, 2396645, 3834632, 4793290, 9586580, 19173160]

約数ペア:

[(1, 19173160), (2, 9586580), (4, 4793290), (5, 3834632), (8, 2396645), (10, 1917316), (20, 958658), (40, 479329), (131, 146360), (262, 73180), (524, 36590), (655, 29272), (1048, 18295), (1310, 14636), (2620, 7318), (3659, 5240)]