18693796

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{379}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 38304000

約数和(自身を除く): 19610204

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 59, 76, 118, 209, 236, 379, 418, 649, 758, 836, 1121, 1298, 1516, 2242, 2596, 4169, 4484, 7201, 8338, 12331, 14402, 16676, 22361, 24662, 28804, 44722, 49324, 79211, 89444, 158422, 245971, 316844, 424859, 491942, 849718, 983884, 1699436, 4673449, 9346898, 18693796]

約数ペア:

[(1, 18693796), (2, 9346898), (4, 4673449), (11, 1699436), (19, 983884), (22, 849718), (38, 491942), (44, 424859), (59, 316844), (76, 245971), (118, 158422), (209, 89444), (236, 79211), (379, 49324), (418, 44722), (649, 28804), (758, 24662), (836, 22361), (1121, 16676), (1298, 14402), (1516, 12331), (2242, 8338), (2596, 7201), (4169, 4484)]