19703470493

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1$

素因数の和:486

約数の個数: 64

約数和(自身を含む): 24373440000

約数和(自身を除く): 4669969507

約数列:

[1, 7, 29, 59, 61, 149, 181, 203, 413, 427, 1043, 1267, 1711, 1769, 3599, 4321, 5249, 8791, 9089, 10679, 11041, 11977, 12383, 25193, 26969, 30247, 36743, 61537, 63623, 74753, 77287, 104371, 188783, 254939, 263581, 309691, 320189, 536251, 651419, 730597, 782101, 1591171, 1645109, 1784573, 1845067, 2167837, 2241323, 3753757, 4559933, 5474707, 11138197, 11515763, 15551279, 18891151, 46143959, 47708161, 97061431, 108858953, 132238057, 323007713, 333957127, 679430017, 2814781499, 19703470493]

約数ペア:

[(1, 19703470493), (7, 2814781499), (29, 679430017), (59, 333957127), (61, 323007713), (149, 132238057), (181, 108858953), (203, 97061431), (413, 47708161), (427, 46143959), (1043, 18891151), (1267, 15551279), (1711, 11515763), (1769, 11138197), (3599, 5474707), (4321, 4559933), (5249, 3753757), (8791, 2241323), (9089, 2167837), (10679, 1845067), (11041, 1784573), (11977, 1645109), (12383, 1591171), (25193, 782101), (26969, 730597), (30247, 651419), (36743, 536251), (61537, 320189), (63623, 309691), (74753, 263581), (77287, 254939), (104371, 188783)]