19635448

素因数分解:

$2^3\times 7^1\times {\mathrm{521}}^1\times {\mathrm{673}}^1$

素因数の和:1207

約数の個数: 32

約数和(自身を含む): 42219360

約数和(自身を除く): 22583912

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 521, 673, 1042, 1346, 2084, 2692, 3647, 4168, 4711, 5384, 7294, 9422, 14588, 18844, 29176, 37688, 350633, 701266, 1402532, 2454431, 2805064, 4908862, 9817724, 19635448]

約数ペア:

[(1, 19635448), (2, 9817724), (4, 4908862), (7, 2805064), (8, 2454431), (14, 1402532), (28, 701266), (56, 350633), (521, 37688), (673, 29176), (1042, 18844), (1346, 14588), (2084, 9422), (2692, 7294), (3647, 5384), (4168, 4711)]