20941752010

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{34330741}}^1$

素因数の和:34330809

約数の個数: 16

約数和(自身を含む): 38313108072

約数和(自身を除く): 17371356062

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 34330741, 68661482, 171653705, 343307410, 2094175201, 4188350402, 10470876005, 20941752010]

約数ペア:

[(1, 20941752010), (2, 10470876005), (5, 4188350402), (10, 2094175201), (61, 343307410), (122, 171653705), (305, 68661482), (610, 34330741)]