218420504

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{23557}}^1$

素因数の和:23643

約数の個数: 32

約数和(自身を含む): 438178800

約数和(自身を除く): 219758296

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 122, 152, 244, 488, 1159, 2318, 4636, 9272, 23557, 47114, 94228, 188456, 447583, 895166, 1436977, 1790332, 2873954, 3580664, 5747908, 11495816, 27302563, 54605126, 109210252, 218420504]

約数ペア:

[(1, 218420504), (2, 109210252), (4, 54605126), (8, 27302563), (19, 11495816), (38, 5747908), (61, 3580664), (76, 2873954), (122, 1790332), (152, 1436977), (244, 895166), (488, 447583), (1159, 188456), (2318, 94228), (4636, 47114), (9272, 23557)]