20302536

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:346

約数の個数: 64

約数和(自身を含む): 52715520

約数和(自身を除く): 32412984

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 103, 129, 172, 191, 206, 258, 309, 344, 382, 412, 516, 573, 618, 764, 824, 1032, 1146, 1236, 1528, 2292, 2472, 4429, 4584, 8213, 8858, 13287, 16426, 17716, 19673, 24639, 26574, 32852, 35432, 39346, 49278, 53148, 59019, 65704, 78692, 98556, 106296, 118038, 157384, 197112, 236076, 472152, 845939, 1691878, 2537817, 3383756, 5075634, 6767512, 10151268, 20302536]

約数ペア:

[(1, 20302536), (2, 10151268), (3, 6767512), (4, 5075634), (6, 3383756), (8, 2537817), (12, 1691878), (24, 845939), (43, 472152), (86, 236076), (103, 197112), (129, 157384), (172, 118038), (191, 106296), (206, 98556), (258, 78692), (309, 65704), (344, 59019), (382, 53148), (412, 49278), (516, 39346), (573, 35432), (618, 32852), (764, 26574), (824, 24639), (1032, 19673), (1146, 17716), (1236, 16426), (1528, 13287), (2292, 8858), (2472, 8213), (4429, 4584)]