16990790

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2383}}^1$

素因数の和:2444

約数の個数: 32

約数和(自身を含む): 32956416

約数和(自身を除く): 15965626

約数列:

[1, 2, 5, 10, 23, 31, 46, 62, 115, 155, 230, 310, 713, 1426, 2383, 3565, 4766, 7130, 11915, 23830, 54809, 73873, 109618, 147746, 274045, 369365, 548090, 738730, 1699079, 3398158, 8495395, 16990790]

約数ペア:

[(1, 16990790), (2, 8495395), (5, 3398158), (10, 1699079), (23, 738730), (31, 548090), (46, 369365), (62, 274045), (115, 147746), (155, 109618), (230, 73873), (310, 54809), (713, 23830), (1426, 11915), (2383, 7130), (3565, 4766)]