20154129842

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1\times {\mathrm{10831}}^1$

素因数の和:11175

約数の個数: 64

約数和(自身を含む): 38708195328

約数和(自身を除く): 18554065486

約数列:

[1, 2, 7, 11, 14, 22, 43, 77, 86, 154, 281, 301, 473, 562, 602, 946, 1967, 3091, 3311, 3934, 6182, 6622, 10831, 12083, 21637, 21662, 24166, 43274, 75817, 84581, 119141, 132913, 151634, 169162, 238282, 265826, 465733, 833987, 930391, 931466, 1667974, 1860782, 3043511, 3260131, 5123063, 6087022, 6520262, 10246126, 21304577, 33478621, 35861441, 42609154, 66957242, 71722882, 130870973, 234350347, 261741946, 468700694, 916096811, 1439580703, 1832193622, 2879161406, 10077064921, 20154129842]

約数ペア:

[(1, 20154129842), (2, 10077064921), (7, 2879161406), (11, 1832193622), (14, 1439580703), (22, 916096811), (43, 468700694), (77, 261741946), (86, 234350347), (154, 130870973), (281, 71722882), (301, 66957242), (473, 42609154), (562, 35861441), (602, 33478621), (946, 21304577), (1967, 10246126), (3091, 6520262), (3311, 6087022), (3934, 5123063), (6182, 3260131), (6622, 3043511), (10831, 1860782), (12083, 1667974), (21637, 931466), (21662, 930391), (24166, 833987), (43274, 465733), (75817, 265826), (84581, 238282), (119141, 169162), (132913, 151634)]