20843988

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8311}}^1$

素因数の和:8348

約数の個数: 48

約数和(自身を含む): 55856640

約数和(自身を除く): 35012652

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 33, 38, 44, 57, 66, 76, 114, 132, 209, 228, 418, 627, 836, 1254, 2508, 8311, 16622, 24933, 33244, 49866, 91421, 99732, 157909, 182842, 274263, 315818, 365684, 473727, 548526, 631636, 947454, 1097052, 1736999, 1894908, 3473998, 5210997, 6947996, 10421994, 20843988]

約数ペア:

[(1, 20843988), (2, 10421994), (3, 6947996), (4, 5210997), (6, 3473998), (11, 1894908), (12, 1736999), (19, 1097052), (22, 947454), (33, 631636), (38, 548526), (44, 473727), (57, 365684), (66, 315818), (76, 274263), (114, 182842), (132, 157909), (209, 99732), (228, 91421), (418, 49866), (627, 33244), (836, 24933), (1254, 16622), (2508, 8311)]