15662764

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 31610880

約数和(自身を除く): 15948116

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 83, 166, 191, 247, 332, 382, 494, 764, 988, 1079, 1577, 2158, 2483, 3154, 3629, 4316, 4966, 6308, 7258, 9932, 14516, 15853, 20501, 31706, 41002, 47177, 63412, 82004, 94354, 188708, 206089, 301207, 412178, 602414, 824356, 1204828, 3915691, 7831382, 15662764]

約数ペア:

[(1, 15662764), (2, 7831382), (4, 3915691), (13, 1204828), (19, 824356), (26, 602414), (38, 412178), (52, 301207), (76, 206089), (83, 188708), (166, 94354), (191, 82004), (247, 63412), (332, 47177), (382, 41002), (494, 31706), (764, 20501), (988, 15853), (1079, 14516), (1577, 9932), (2158, 7258), (2483, 6308), (3154, 4966), (3629, 4316)]