19907342

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1229}}^1$

素因数の和:1340

約数の個数: 32

約数和(自身を含む): 37195200

約数和(自身を除く): 17287858

約数列:

[1, 2, 7, 13, 14, 26, 89, 91, 178, 182, 623, 1157, 1229, 1246, 2314, 2458, 8099, 8603, 15977, 16198, 17206, 31954, 109381, 111839, 218762, 223678, 765667, 1421953, 1531334, 2843906, 9953671, 19907342]

約数ペア:

[(1, 19907342), (2, 9953671), (7, 2843906), (13, 1531334), (14, 1421953), (26, 765667), (89, 223678), (91, 218762), (178, 111839), (182, 109381), (623, 31954), (1157, 17206), (1229, 16198), (1246, 15977), (2314, 8603), (2458, 8099)]