123946918

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{547}}^1$

素因数の和:724

約数の個数: 32

約数和(自身を含む): 201225600

約数和(自身を除く): 77278682

約数列:

[1, 2, 19, 38, 67, 89, 134, 178, 547, 1094, 1273, 1691, 2546, 3382, 5963, 10393, 11926, 20786, 36649, 48683, 73298, 97366, 113297, 226594, 696331, 924977, 1392662, 1849954, 3261761, 6523522, 61973459, 123946918]

約数ペア:

[(1, 123946918), (2, 61973459), (19, 6523522), (38, 3261761), (67, 1849954), (89, 1392662), (134, 924977), (178, 696331), (547, 226594), (1094, 113297), (1273, 97366), (1691, 73298), (2546, 48683), (3382, 36649), (5963, 20786), (10393, 11926)]