19707558

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{823}}^1$

素因数の和:1148

約数の個数: 32

約数和(自身を含む): 42637056

約数和(自身を除く): 22929498

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 307, 614, 823, 921, 1646, 1842, 2469, 3991, 4938, 7982, 10699, 11973, 21398, 23946, 32097, 64194, 252661, 505322, 757983, 1515966, 3284593, 6569186, 9853779, 19707558]

約数ペア:

[(1, 19707558), (2, 9853779), (3, 6569186), (6, 3284593), (13, 1515966), (26, 757983), (39, 505322), (78, 252661), (307, 64194), (614, 32097), (823, 23946), (921, 21398), (1646, 11973), (1842, 10699), (2469, 7982), (3991, 4938)]