18933430

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:384

約数の個数: 32

約数和(自身を含む): 34927200

約数和(自身を除く): 15993770

約数列:

[1, 2, 5, 10, 97, 131, 149, 194, 262, 298, 485, 655, 745, 970, 1310, 1490, 12707, 14453, 19519, 25414, 28906, 39038, 63535, 72265, 97595, 127070, 144530, 195190, 1893343, 3786686, 9466715, 18933430]

約数ペア:

[(1, 18933430), (2, 9466715), (5, 3786686), (10, 1893343), (97, 195190), (131, 144530), (149, 127070), (194, 97595), (262, 72265), (298, 63535), (485, 39038), (655, 28906), (745, 25414), (970, 19519), (1310, 14453), (1490, 12707)]