16945760

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8147}}^1$

素因数の和:8175

約数の個数: 48

約数和(自身を含む): 43119216

約数和(自身を除く): 26173456

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 8147, 16294, 32588, 40735, 65176, 81470, 105911, 130352, 162940, 211822, 260704, 325880, 423644, 529555, 651760, 847288, 1059110, 1303520, 1694576, 2118220, 3389152, 4236440, 8472880, 16945760]

約数ペア:

[(1, 16945760), (2, 8472880), (4, 4236440), (5, 3389152), (8, 2118220), (10, 1694576), (13, 1303520), (16, 1059110), (20, 847288), (26, 651760), (32, 529555), (40, 423644), (52, 325880), (65, 260704), (80, 211822), (104, 162940), (130, 130352), (160, 105911), (208, 81470), (260, 65176), (416, 40735), (520, 32588), (1040, 16294), (2080, 8147)]