20197802072

素因数分解:

$2^3\times 7^1\times {\mathrm{971}}^1\times {\mathrm{371447}}^1$

素因数の和:372431

約数の個数: 32

約数和(自身を含む): 43325694720

約数和(自身を除く): 23127892648

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 971, 1942, 3884, 6797, 7768, 13594, 27188, 54376, 371447, 742894, 1485788, 2600129, 2971576, 5200258, 10400516, 20801032, 360675037, 721350074, 1442700148, 2524725259, 2885400296, 5049450518, 10098901036, 20197802072]

約数ペア:

[(1, 20197802072), (2, 10098901036), (4, 5049450518), (7, 2885400296), (8, 2524725259), (14, 1442700148), (28, 721350074), (56, 360675037), (971, 20801032), (1942, 10400516), (3884, 5200258), (6797, 2971576), (7768, 2600129), (13594, 1485788), (27188, 742894), (54376, 371447)]