17939762

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:306

約数の個数: 32

約数和(自身を含む): 29729280

約数和(自身を除く): 11789518

約数列:

[1, 2, 19, 31, 38, 62, 97, 157, 194, 314, 589, 1178, 1843, 2983, 3007, 3686, 4867, 5966, 6014, 9734, 15229, 30458, 57133, 92473, 114266, 184946, 289351, 472099, 578702, 944198, 8969881, 17939762]

約数ペア:

[(1, 17939762), (2, 8969881), (19, 944198), (31, 578702), (38, 472099), (62, 289351), (97, 184946), (157, 114266), (194, 92473), (314, 57133), (589, 30458), (1178, 15229), (1843, 9734), (2983, 6014), (3007, 5966), (3686, 4867)]