20199194535

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{883}}^1\times {\mathrm{1607}}^1$

素因数の和:2584

約数の個数: 64

約数和(自身を含む): 35343479808

約数和(自身を除く): 15144285273

約数列:

[1, 3, 5, 13, 15, 39, 65, 73, 195, 219, 365, 883, 949, 1095, 1607, 2649, 2847, 4415, 4745, 4821, 8035, 11479, 13245, 14235, 20891, 24105, 34437, 57395, 62673, 64459, 104455, 117311, 172185, 193377, 313365, 322295, 351933, 586555, 837967, 966885, 1418981, 1525043, 1759665, 2513901, 4189835, 4256943, 4575129, 7094905, 7625215, 12569505, 18446753, 21284715, 22875645, 55340259, 92233765, 103585613, 276701295, 310756839, 517928065, 1346612969, 1553784195, 4039838907, 6733064845, 20199194535]

約数ペア:

[(1, 20199194535), (3, 6733064845), (5, 4039838907), (13, 1553784195), (15, 1346612969), (39, 517928065), (65, 310756839), (73, 276701295), (195, 103585613), (219, 92233765), (365, 55340259), (883, 22875645), (949, 21284715), (1095, 18446753), (1607, 12569505), (2649, 7625215), (2847, 7094905), (4415, 4575129), (4745, 4256943), (4821, 4189835), (8035, 2513901), (11479, 1759665), (13245, 1525043), (14235, 1418981), (20891, 966885), (24105, 837967), (34437, 586555), (57395, 351933), (62673, 322295), (64459, 313365), (104455, 193377), (117311, 172185)]