20227978968

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{88897}}^1$

素因数の和:89424

約数の個数: 64

約数和(自身を含む): 53338800000

約数和(自身を除く): 33110821032

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 456, 499, 998, 1497, 1996, 2994, 3992, 5988, 9481, 11976, 18962, 28443, 37924, 56886, 75848, 88897, 113772, 177794, 227544, 266691, 355588, 533382, 711176, 1066764, 1689043, 2133528, 3378086, 5067129, 6756172, 10134258, 13512344, 20268516, 40537032, 44359603, 88719206, 133078809, 177438412, 266157618, 354876824, 532315236, 842832457, 1064630472, 1685664914, 2528497371, 3371329828, 5056994742, 6742659656, 10113989484, 20227978968]

約数ペア:

[(1, 20227978968), (2, 10113989484), (3, 6742659656), (4, 5056994742), (6, 3371329828), (8, 2528497371), (12, 1685664914), (19, 1064630472), (24, 842832457), (38, 532315236), (57, 354876824), (76, 266157618), (114, 177438412), (152, 133078809), (228, 88719206), (456, 44359603), (499, 40537032), (998, 20268516), (1497, 13512344), (1996, 10134258), (2994, 6756172), (3992, 5067129), (5988, 3378086), (9481, 2133528), (11976, 1689043), (18962, 1066764), (28443, 711176), (37924, 533382), (56886, 355588), (75848, 266691), (88897, 227544), (113772, 177794)]