291499216

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{941}}^1\times {\mathrm{1019}}^1$

素因数の和:1987

約数の個数: 40

約数和(自身を含む): 595720800

約数和(自身を除く): 304221584

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 941, 1019, 1882, 2038, 3764, 4076, 7528, 8152, 15056, 16304, 17879, 19361, 35758, 38722, 71516, 77444, 143032, 154888, 286064, 309776, 958879, 1917758, 3835516, 7671032, 15342064, 18218701, 36437402, 72874804, 145749608, 291499216]

約数ペア:

[(1, 291499216), (2, 145749608), (4, 72874804), (8, 36437402), (16, 18218701), (19, 15342064), (38, 7671032), (76, 3835516), (152, 1917758), (304, 958879), (941, 309776), (1019, 286064), (1882, 154888), (2038, 143032), (3764, 77444), (4076, 71516), (7528, 38722), (8152, 35758), (15056, 19361), (16304, 17879)]