201519928

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{977}}^1$

素因数の和:1084

約数の個数: 64

約数和(自身を含む): 422496000

約数和(自身を除く): 220976072

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 59, 76, 92, 118, 152, 184, 236, 437, 472, 874, 977, 1121, 1357, 1748, 1954, 2242, 2714, 3496, 3908, 4484, 5428, 7816, 8968, 10856, 18563, 22471, 25783, 37126, 44942, 51566, 57643, 74252, 89884, 103132, 115286, 148504, 179768, 206264, 230572, 426949, 461144, 853898, 1095217, 1325789, 1707796, 2190434, 2651578, 3415592, 4380868, 5303156, 8761736, 10606312, 25189991, 50379982, 100759964, 201519928]

約数ペア:

[(1, 201519928), (2, 100759964), (4, 50379982), (8, 25189991), (19, 10606312), (23, 8761736), (38, 5303156), (46, 4380868), (59, 3415592), (76, 2651578), (92, 2190434), (118, 1707796), (152, 1325789), (184, 1095217), (236, 853898), (437, 461144), (472, 426949), (874, 230572), (977, 206264), (1121, 179768), (1357, 148504), (1748, 115286), (1954, 103132), (2242, 89884), (2714, 74252), (3496, 57643), (3908, 51566), (4484, 44942), (5428, 37126), (7816, 25783), (8968, 22471), (10856, 18563)]