19928742

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{2161}}^1$

素因数の和:2248

約数の個数: 32

約数和(自身を含む): 42029280

約数和(自身を除く): 22100538

約数列:

[1, 2, 3, 6, 29, 53, 58, 87, 106, 159, 174, 318, 1537, 2161, 3074, 4322, 4611, 6483, 9222, 12966, 62669, 114533, 125338, 188007, 229066, 343599, 376014, 687198, 3321457, 6642914, 9964371, 19928742]

約数ペア:

[(1, 19928742), (2, 9964371), (3, 6642914), (6, 3321457), (29, 687198), (53, 376014), (58, 343599), (87, 229066), (106, 188007), (159, 125338), (174, 114533), (318, 62669), (1537, 12966), (2161, 9222), (3074, 6483), (4322, 4611)]