1638566644

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{2111}}^1$

素因数の和:2221

約数の個数: 96

約数和(自身を含む): 3576545280

約数和(自身を除く): 1937978636

約数列:

[1, 2, 4, 11, 13, 22, 23, 26, 44, 46, 52, 59, 92, 118, 143, 236, 253, 286, 299, 506, 572, 598, 649, 767, 1012, 1196, 1298, 1357, 1534, 2111, 2596, 2714, 3068, 3289, 4222, 5428, 6578, 8437, 8444, 13156, 14927, 16874, 17641, 23221, 27443, 29854, 33748, 35282, 46442, 48553, 54886, 59708, 70564, 92884, 97106, 109772, 124549, 194051, 194212, 249098, 301873, 388102, 498196, 534083, 603746, 631189, 776204, 1068166, 1207492, 1262378, 1370039, 1619137, 2136332, 2524756, 2740078, 2864627, 3238274, 5480156, 5729254, 6476548, 6943079, 11458508, 13886158, 17810507, 27772316, 31510897, 35621014, 37240151, 63021794, 71242028, 74480302, 126043588, 148960604, 409641661, 819283322, 1638566644]

約数ペア:

[(1, 1638566644), (2, 819283322), (4, 409641661), (11, 148960604), (13, 126043588), (22, 74480302), (23, 71242028), (26, 63021794), (44, 37240151), (46, 35621014), (52, 31510897), (59, 27772316), (92, 17810507), (118, 13886158), (143, 11458508), (236, 6943079), (253, 6476548), (286, 5729254), (299, 5480156), (506, 3238274), (572, 2864627), (598, 2740078), (649, 2524756), (767, 2136332), (1012, 1619137), (1196, 1370039), (1298, 1262378), (1357, 1207492), (1534, 1068166), (2111, 776204), (2596, 631189), (2714, 603746), (3068, 534083), (3289, 498196), (4222, 388102), (5428, 301873), (6578, 249098), (8437, 194212), (8444, 194051), (13156, 124549), (14927, 109772), (16874, 97106), (17641, 92884), (23221, 70564), (27443, 59708), (29854, 54886), (33748, 48553), (35282, 46442)]