20155272488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{659}}^1\times {\mathrm{17299}}^1$

素因数の和:17994

約数の個数: 64

約数和(自身を含む): 43160040000

約数和(自身を除く): 23004767512

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 659, 884, 1318, 1768, 2636, 5272, 8567, 11203, 17134, 17299, 22406, 34268, 34598, 44812, 68536, 69196, 89624, 138392, 145639, 224887, 291278, 294083, 449774, 582556, 588166, 899548, 1165112, 1176332, 1799096, 2352664, 3823079, 7646158, 11400041, 15292316, 22800082, 30584632, 45600164, 91200328, 148200533, 193800697, 296401066, 387601394, 592802132, 775202788, 1185604264, 1550405576, 2519409061, 5038818122, 10077636244, 20155272488]

約数ペア:

[(1, 20155272488), (2, 10077636244), (4, 5038818122), (8, 2519409061), (13, 1550405576), (17, 1185604264), (26, 775202788), (34, 592802132), (52, 387601394), (68, 296401066), (104, 193800697), (136, 148200533), (221, 91200328), (442, 45600164), (659, 30584632), (884, 22800082), (1318, 15292316), (1768, 11400041), (2636, 7646158), (5272, 3823079), (8567, 2352664), (11203, 1799096), (17134, 1176332), (17299, 1165112), (22406, 899548), (34268, 588166), (34598, 582556), (44812, 449774), (68536, 294083), (69196, 291278), (89624, 224887), (138392, 145639)]