20161255808

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{9265283}}^1$

素因数の和:9265314

約数の個数: 32

約数和(自身を含む): 42527653560

約数和(自身を除く): 22366397752

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 9265283, 18530566, 37061132, 74122264, 148244528, 157509811, 296489056, 315019622, 592978112, 630039244, 1185956224, 1260078488, 2520156976, 5040313952, 10080627904, 20161255808]

約数ペア:

[(1, 20161255808), (2, 10080627904), (4, 5040313952), (8, 2520156976), (16, 1260078488), (17, 1185956224), (32, 630039244), (34, 592978112), (64, 315019622), (68, 296489056), (128, 157509811), (136, 148244528), (272, 74122264), (544, 37061132), (1088, 18530566), (2176, 9265283)]