20079893624

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{189619}}^1$

素因数の和:189724

約数の個数: 64

約数和(自身を含む): 45144729600

約数和(自身を除く): 25064835976

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 61, 62, 122, 124, 217, 244, 248, 427, 434, 488, 854, 868, 1708, 1736, 1891, 3416, 3782, 7564, 13237, 15128, 26474, 52948, 105896, 189619, 379238, 758476, 1327333, 1516952, 2654666, 5309332, 5878189, 10618664, 11566759, 11756378, 23133518, 23512756, 41147323, 46267036, 47025512, 80967313, 82294646, 92534072, 161934626, 164589292, 323869252, 329178584, 358569529, 647738504, 717139058, 1434278116, 2509986703, 2868556232, 5019973406, 10039946812, 20079893624]

約数ペア:

[(1, 20079893624), (2, 10039946812), (4, 5019973406), (7, 2868556232), (8, 2509986703), (14, 1434278116), (28, 717139058), (31, 647738504), (56, 358569529), (61, 329178584), (62, 323869252), (122, 164589292), (124, 161934626), (217, 92534072), (244, 82294646), (248, 80967313), (427, 47025512), (434, 46267036), (488, 41147323), (854, 23512756), (868, 23133518), (1708, 11756378), (1736, 11566759), (1891, 10618664), (3416, 5878189), (3782, 5309332), (7564, 2654666), (13237, 1516952), (15128, 1327333), (26474, 758476), (52948, 379238), (105896, 189619)]