20883204

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{10177}}^1$

素因数の和:10209

約数の個数: 48

約数和(自身を含む): 56996800

約数和(自身を除く): 36113596

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 10177, 20354, 30531, 40708, 61062, 91593, 122124, 183186, 193363, 274779, 366372, 386726, 549558, 580089, 773452, 1099116, 1160178, 1740267, 2320356, 3480534, 5220801, 6961068, 10441602, 20883204]

約数ペア:

[(1, 20883204), (2, 10441602), (3, 6961068), (4, 5220801), (6, 3480534), (9, 2320356), (12, 1740267), (18, 1160178), (19, 1099116), (27, 773452), (36, 580089), (38, 549558), (54, 386726), (57, 366372), (76, 274779), (108, 193363), (114, 183186), (171, 122124), (228, 91593), (342, 61062), (513, 40708), (684, 30531), (1026, 20354), (2052, 10177)]