18960856

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{227}}^1$

素因数の和:483

約数の個数: 32

約数和(自身を含む): 36566640

約数和(自身を除く): 17605784

約数列:

[1, 2, 4, 8, 53, 106, 197, 212, 227, 394, 424, 454, 788, 908, 1576, 1816, 10441, 12031, 20882, 24062, 41764, 44719, 48124, 83528, 89438, 96248, 178876, 357752, 2370107, 4740214, 9480428, 18960856]

約数ペア:

[(1, 18960856), (2, 9480428), (4, 4740214), (8, 2370107), (53, 357752), (106, 178876), (197, 96248), (212, 89438), (227, 83528), (394, 48124), (424, 44719), (454, 41764), (788, 24062), (908, 20882), (1576, 12031), (1816, 10441)]