20161819930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{43753}}^1$

素因数の和:44023

約数の個数: 64

約数和(自身を含む): 43095939840

約数和(自身を除く): 22934119910

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 227, 290, 406, 454, 1015, 1135, 1589, 2030, 2270, 3178, 6583, 7945, 13166, 15890, 32915, 43753, 46081, 65830, 87506, 92162, 218765, 230405, 306271, 437530, 460810, 612542, 1268837, 1531355, 2537674, 3062710, 6344185, 8881859, 9931931, 12688370, 17763718, 19863862, 44409295, 49659655, 69523517, 88818590, 99319310, 139047034, 288025999, 347617585, 576051998, 695235170, 1440129995, 2016181993, 2880259990, 4032363986, 10080909965, 20161819930]

約数ペア:

[(1, 20161819930), (2, 10080909965), (5, 4032363986), (7, 2880259990), (10, 2016181993), (14, 1440129995), (29, 695235170), (35, 576051998), (58, 347617585), (70, 288025999), (145, 139047034), (203, 99319310), (227, 88818590), (290, 69523517), (406, 49659655), (454, 44409295), (1015, 19863862), (1135, 17763718), (1589, 12688370), (2030, 9931931), (2270, 8881859), (3178, 6344185), (6583, 3062710), (7945, 2537674), (13166, 1531355), (15890, 1268837), (32915, 612542), (43753, 460810), (46081, 437530), (65830, 306271), (87506, 230405), (92162, 218765)]