20163667972

素因数分解:

$2^2\times 7^3\times {\mathrm{17}}^1\times {\mathrm{864503}}^1$

素因数の和:864545

約数の個数: 48

約数和(自身を含む): 43571001600

約数和(自身を除く): 23407333628

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 343, 476, 686, 833, 1372, 1666, 3332, 5831, 11662, 23324, 864503, 1729006, 3458012, 6051521, 12103042, 14696551, 24206084, 29393102, 42360647, 58786204, 84721294, 102875857, 169442588, 205751714, 296524529, 411503428, 593049058, 720130999, 1186098116, 1440261998, 2880523996, 5040916993, 10081833986, 20163667972]

約数ペア:

[(1, 20163667972), (2, 10081833986), (4, 5040916993), (7, 2880523996), (14, 1440261998), (17, 1186098116), (28, 720130999), (34, 593049058), (49, 411503428), (68, 296524529), (98, 205751714), (119, 169442588), (196, 102875857), (238, 84721294), (343, 58786204), (476, 42360647), (686, 29393102), (833, 24206084), (1372, 14696551), (1666, 12103042), (3332, 6051521), (5831, 3458012), (11662, 1729006), (23324, 864503)]