15963688

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:194

約数の個数: 64

約数和(自身を含む): 34272000

約数和(自身を除く): 18308312

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 67, 79, 104, 116, 134, 158, 232, 268, 316, 377, 536, 632, 754, 871, 1027, 1508, 1742, 1943, 2054, 2291, 3016, 3484, 3886, 4108, 4582, 5293, 6968, 7772, 8216, 9164, 10586, 15544, 18328, 21172, 25259, 29783, 42344, 50518, 59566, 68809, 101036, 119132, 137618, 153497, 202072, 238264, 275236, 306994, 550472, 613988, 1227976, 1995461, 3990922, 7981844, 15963688]

約数ペア:

[(1, 15963688), (2, 7981844), (4, 3990922), (8, 1995461), (13, 1227976), (26, 613988), (29, 550472), (52, 306994), (58, 275236), (67, 238264), (79, 202072), (104, 153497), (116, 137618), (134, 119132), (158, 101036), (232, 68809), (268, 59566), (316, 50518), (377, 42344), (536, 29783), (632, 25259), (754, 21172), (871, 18328), (1027, 15544), (1508, 10586), (1742, 9164), (1943, 8216), (2054, 7772), (2291, 6968), (3016, 5293), (3484, 4582), (3886, 4108)]