19561134

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{449}}^1$

素因数の和:644

約数の個数: 32

約数和(自身を含む): 40240800

約数和(自身を除く): 20679666

約数列:

[1, 2, 3, 6, 53, 106, 137, 159, 274, 318, 411, 449, 822, 898, 1347, 2694, 7261, 14522, 21783, 23797, 43566, 47594, 61513, 71391, 123026, 142782, 184539, 369078, 3260189, 6520378, 9780567, 19561134]

約数ペア:

[(1, 19561134), (2, 9780567), (3, 6520378), (6, 3260189), (53, 369078), (106, 184539), (137, 142782), (159, 123026), (274, 71391), (318, 61513), (411, 47594), (449, 43566), (822, 23797), (898, 21783), (1347, 14522), (2694, 7261)]