18961278

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23761}}^1$

素因数の和:23792

約数の個数: 32

約数和(自身を含む): 45623040

約数和(自身を除く): 26661762

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 23761, 47522, 71283, 142566, 166327, 332654, 451459, 498981, 902918, 997962, 1354377, 2708754, 3160213, 6320426, 9480639, 18961278]

約数ペア:

[(1, 18961278), (2, 9480639), (3, 6320426), (6, 3160213), (7, 2708754), (14, 1354377), (19, 997962), (21, 902918), (38, 498981), (42, 451459), (57, 332654), (114, 166327), (133, 142566), (266, 71283), (399, 47522), (798, 23761)]