18355864

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{293}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 35562240

約数和(自身を除く): 17206376

約数列:

[1, 2, 4, 8, 41, 82, 164, 191, 293, 328, 382, 586, 764, 1172, 1528, 2344, 7831, 12013, 15662, 24026, 31324, 48052, 55963, 62648, 96104, 111926, 223852, 447704, 2294483, 4588966, 9177932, 18355864]

約数ペア:

[(1, 18355864), (2, 9177932), (4, 4588966), (8, 2294483), (41, 447704), (82, 223852), (164, 111926), (191, 96104), (293, 62648), (328, 55963), (382, 48052), (586, 31324), (764, 24026), (1172, 15662), (1528, 12013), (2344, 7831)]