20572568964

素因数分解:

$2^2\times 3^2\times {\mathrm{127}}^1\times {\mathrm{601}}^1\times {\mathrm{7487}}^1$

素因数の和:8225

約数の個数: 72

約数和(自身を含む): 52506574848

約数和(自身を除く): 31934005884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 127, 254, 381, 508, 601, 762, 1143, 1202, 1524, 1803, 2286, 2404, 3606, 4572, 5409, 7212, 7487, 10818, 14974, 21636, 22461, 29948, 44922, 67383, 76327, 89844, 134766, 152654, 228981, 269532, 305308, 457962, 686943, 915924, 950849, 1373886, 1901698, 2747772, 2852547, 3803396, 4499687, 5705094, 8557641, 8999374, 11410188, 13499061, 17115282, 17998748, 26998122, 34230564, 40497183, 53996244, 80994366, 161988732, 571460249, 1142920498, 1714380747, 2285840996, 3428761494, 5143142241, 6857522988, 10286284482, 20572568964]

約数ペア:

[(1, 20572568964), (2, 10286284482), (3, 6857522988), (4, 5143142241), (6, 3428761494), (9, 2285840996), (12, 1714380747), (18, 1142920498), (36, 571460249), (127, 161988732), (254, 80994366), (381, 53996244), (508, 40497183), (601, 34230564), (762, 26998122), (1143, 17998748), (1202, 17115282), (1524, 13499061), (1803, 11410188), (2286, 8999374), (2404, 8557641), (3606, 5705094), (4572, 4499687), (5409, 3803396), (7212, 2852547), (7487, 2747772), (10818, 1901698), (14974, 1373886), (21636, 950849), (22461, 915924), (29948, 686943), (44922, 457962), (67383, 305308), (76327, 269532), (89844, 228981), (134766, 152654)]