20161616416

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{397}}^1\times {\mathrm{23687}}^1$

素因数の和:24161

約数の個数: 48

約数和(自身を含む): 40388798016

約数和(自身を除く): 20227181600

約数列:

[1, 2, 4, 8, 16, 32, 67, 134, 268, 397, 536, 794, 1072, 1588, 2144, 3176, 6352, 12704, 23687, 26599, 47374, 53198, 94748, 106396, 189496, 212792, 378992, 425584, 757984, 851168, 1587029, 3174058, 6348116, 9403739, 12696232, 18807478, 25392464, 37614956, 50784928, 75229912, 150459824, 300919648, 630050513, 1260101026, 2520202052, 5040404104, 10080808208, 20161616416]

約数ペア:

[(1, 20161616416), (2, 10080808208), (4, 5040404104), (8, 2520202052), (16, 1260101026), (32, 630050513), (67, 300919648), (134, 150459824), (268, 75229912), (397, 50784928), (536, 37614956), (794, 25392464), (1072, 18807478), (1588, 12696232), (2144, 9403739), (3176, 6348116), (6352, 3174058), (12704, 1587029), (23687, 851168), (26599, 757984), (47374, 425584), (53198, 378992), (94748, 212792), (106396, 189496)]