15935984

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:166

約数の個数: 60

約数和(自身を含む): 34015680

約数和(自身を除く): 18079696

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 89, 124, 152, 178, 248, 304, 356, 361, 496, 589, 712, 722, 1178, 1424, 1444, 1691, 2356, 2759, 2888, 3382, 4712, 5518, 5776, 6764, 9424, 11036, 11191, 13528, 22072, 22382, 27056, 32129, 44144, 44764, 52421, 64258, 89528, 104842, 128516, 179056, 209684, 257032, 419368, 514064, 838736, 995999, 1991998, 3983996, 7967992, 15935984]

約数ペア:

[(1, 15935984), (2, 7967992), (4, 3983996), (8, 1991998), (16, 995999), (19, 838736), (31, 514064), (38, 419368), (62, 257032), (76, 209684), (89, 179056), (124, 128516), (152, 104842), (178, 89528), (248, 64258), (304, 52421), (356, 44764), (361, 44144), (496, 32129), (589, 27056), (712, 22382), (722, 22072), (1178, 13528), (1424, 11191), (1444, 11036), (1691, 9424), (2356, 6764), (2759, 5776), (2888, 5518), (3382, 4712)]