20340044838

素因数分解:

$2^1\times 3^3\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{78163}}^1$

素因数の和:78314

約数の個数: 64

約数和(自身を含む): 46523212800

約数和(自身を除く): 26183167962

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 79, 122, 158, 183, 237, 366, 474, 549, 711, 1098, 1422, 1647, 2133, 3294, 4266, 4819, 9638, 14457, 28914, 43371, 78163, 86742, 130113, 156326, 234489, 260226, 468978, 703467, 1406934, 2110401, 4220802, 4767943, 6174877, 9535886, 12349754, 14303829, 18524631, 28607658, 37049262, 42911487, 55573893, 85822974, 111147786, 128734461, 166721679, 257468922, 333443358, 376667497, 753334994, 1130002491, 2260004982, 3390007473, 6780014946, 10170022419, 20340044838]

約数ペア:

[(1, 20340044838), (2, 10170022419), (3, 6780014946), (6, 3390007473), (9, 2260004982), (18, 1130002491), (27, 753334994), (54, 376667497), (61, 333443358), (79, 257468922), (122, 166721679), (158, 128734461), (183, 111147786), (237, 85822974), (366, 55573893), (474, 42911487), (549, 37049262), (711, 28607658), (1098, 18524631), (1422, 14303829), (1647, 12349754), (2133, 9535886), (3294, 6174877), (4266, 4767943), (4819, 4220802), (9638, 2110401), (14457, 1406934), (28914, 703467), (43371, 468978), (78163, 260226), (86742, 234489), (130113, 156326)]