989819584

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{38377}}^1$

素因数の和:38433

約数の個数: 56

約数和(自身を含む): 2183554688

約数和(自身を除く): 1193735104

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 208, 248, 403, 416, 496, 806, 832, 992, 1612, 1984, 3224, 6448, 12896, 25792, 38377, 76754, 153508, 307016, 498901, 614032, 997802, 1189687, 1228064, 1995604, 2379374, 2456128, 3991208, 4758748, 7982416, 9517496, 15465931, 15964832, 19034992, 30931862, 31929664, 38069984, 61863724, 76139968, 123727448, 247454896, 494909792, 989819584]

約数ペア:

[(1, 989819584), (2, 494909792), (4, 247454896), (8, 123727448), (13, 76139968), (16, 61863724), (26, 38069984), (31, 31929664), (32, 30931862), (52, 19034992), (62, 15964832), (64, 15465931), (104, 9517496), (124, 7982416), (208, 4758748), (248, 3991208), (403, 2456128), (416, 2379374), (496, 1995604), (806, 1228064), (832, 1189687), (992, 997802), (1612, 614032), (1984, 498901), (3224, 307016), (6448, 153508), (12896, 76754), (25792, 38377)]