19724922

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4231}}^1$

素因数の和:4283

約数の個数: 48

約数和(自身を含む): 50174592

約数和(自身を除く): 30449670

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 37, 42, 63, 74, 111, 126, 222, 259, 333, 518, 666, 777, 1554, 2331, 4231, 4662, 8462, 12693, 25386, 29617, 38079, 59234, 76158, 88851, 156547, 177702, 266553, 313094, 469641, 533106, 939282, 1095829, 1408923, 2191658, 2817846, 3287487, 6574974, 9862461, 19724922]

約数ペア:

[(1, 19724922), (2, 9862461), (3, 6574974), (6, 3287487), (7, 2817846), (9, 2191658), (14, 1408923), (18, 1095829), (21, 939282), (37, 533106), (42, 469641), (63, 313094), (74, 266553), (111, 177702), (126, 156547), (222, 88851), (259, 76158), (333, 59234), (518, 38079), (666, 29617), (777, 25386), (1554, 12693), (2331, 8462), (4231, 4662)]