13419776

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:155

約数の個数: 72

約数和(自身を含む): 29433600

約数和(自身を除く): 16013824

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 89, 124, 128, 152, 178, 248, 256, 304, 356, 496, 589, 608, 712, 992, 1178, 1216, 1424, 1691, 1984, 2356, 2432, 2759, 2848, 3382, 3968, 4712, 4864, 5518, 5696, 6764, 7936, 9424, 11036, 11392, 13528, 18848, 22072, 22784, 27056, 37696, 44144, 52421, 54112, 75392, 88288, 104842, 108224, 150784, 176576, 209684, 216448, 353152, 419368, 432896, 706304, 838736, 1677472, 3354944, 6709888, 13419776]

約数ペア:

[(1, 13419776), (2, 6709888), (4, 3354944), (8, 1677472), (16, 838736), (19, 706304), (31, 432896), (32, 419368), (38, 353152), (62, 216448), (64, 209684), (76, 176576), (89, 150784), (124, 108224), (128, 104842), (152, 88288), (178, 75392), (248, 54112), (256, 52421), (304, 44144), (356, 37696), (496, 27056), (589, 22784), (608, 22072), (712, 18848), (992, 13528), (1178, 11392), (1216, 11036), (1424, 9424), (1691, 7936), (1984, 6764), (2356, 5696), (2432, 5518), (2759, 4864), (2848, 4712), (3382, 3968)]