20177643642

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{617}}^1\times {\mathrm{18229}}^1$

素因数の和:18887

約数の個数: 64

約数和(自身を含む): 45425076480

約数和(自身を除く): 25247432838

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 617, 897, 1234, 1794, 1851, 3702, 8021, 14191, 16042, 18229, 24063, 28382, 36458, 42573, 48126, 54687, 85146, 109374, 184483, 236977, 368966, 419267, 473954, 553449, 710931, 838534, 1106898, 1257801, 1421862, 2515602, 5450471, 10900942, 11247293, 16351413, 22494586, 32702826, 33741879, 67483758, 146214809, 258687739, 292429618, 438644427, 517375478, 776063217, 877288854, 1552126434, 3362940607, 6725881214, 10088821821, 20177643642]

約数ペア:

[(1, 20177643642), (2, 10088821821), (3, 6725881214), (6, 3362940607), (13, 1552126434), (23, 877288854), (26, 776063217), (39, 517375478), (46, 438644427), (69, 292429618), (78, 258687739), (138, 146214809), (299, 67483758), (598, 33741879), (617, 32702826), (897, 22494586), (1234, 16351413), (1794, 11247293), (1851, 10900942), (3702, 5450471), (8021, 2515602), (14191, 1421862), (16042, 1257801), (18229, 1106898), (24063, 838534), (28382, 710931), (36458, 553449), (42573, 473954), (48126, 419267), (54687, 368966), (85146, 236977), (109374, 184483)]