20311411328

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{230309}}^1$

素因数の和:230389

約数の個数: 64

約数和(自身を含む): 44399161800

約数和(自身を除く): 24087750472

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 64, 104, 106, 128, 208, 212, 416, 424, 689, 832, 848, 1378, 1664, 1696, 2756, 3392, 5512, 6784, 11024, 22048, 44096, 88192, 230309, 460618, 921236, 1842472, 2994017, 3684944, 5988034, 7369888, 11976068, 12206377, 14739776, 23952136, 24412754, 29479552, 47904272, 48825508, 95808544, 97651016, 158682901, 191617088, 195302032, 317365802, 383234176, 390604064, 634731604, 781208128, 1269463208, 1562416256, 2538926416, 5077852832, 10155705664, 20311411328]

約数ペア:

[(1, 20311411328), (2, 10155705664), (4, 5077852832), (8, 2538926416), (13, 1562416256), (16, 1269463208), (26, 781208128), (32, 634731604), (52, 390604064), (53, 383234176), (64, 317365802), (104, 195302032), (106, 191617088), (128, 158682901), (208, 97651016), (212, 95808544), (416, 48825508), (424, 47904272), (689, 29479552), (832, 24412754), (848, 23952136), (1378, 14739776), (1664, 12206377), (1696, 11976068), (2756, 7369888), (3392, 5988034), (5512, 3684944), (6784, 2994017), (11024, 1842472), (22048, 921236), (44096, 460618), (88192, 230309)]