18881954

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{14821}}^1$

素因数の和:14850

約数の個数: 24

約数和(自身を含む): 35483868

約数和(自身を除く): 16601914

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 1274, 14821, 29642, 103747, 192673, 207494, 385346, 726229, 1348711, 1452458, 2697422, 9440977, 18881954]

約数ペア:

[(1, 18881954), (2, 9440977), (7, 2697422), (13, 1452458), (14, 1348711), (26, 726229), (49, 385346), (91, 207494), (98, 192673), (182, 103747), (637, 29642), (1274, 14821)]