20403749037

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{3167}}^1$

素因数の和:3426

約数の個数: 64

約数和(自身を含む): 32845824000

約数和(自身を除く): 12442074963

約数列:

[1, 3, 7, 21, 29, 71, 87, 149, 203, 213, 447, 497, 609, 1043, 1491, 2059, 3129, 3167, 4321, 6177, 9501, 10579, 12963, 14413, 22169, 30247, 31737, 43239, 66507, 74053, 90741, 91843, 222159, 224857, 275529, 306791, 471883, 642901, 674571, 920373, 1415649, 1573999, 1928703, 2147537, 3303181, 4721997, 6442611, 6520853, 9909543, 13684607, 19562559, 33503693, 41053821, 45645971, 95792249, 100511079, 136937913, 234525851, 287376747, 703577553, 971607097, 2914821291, 6801249679, 20403749037]

約数ペア:

[(1, 20403749037), (3, 6801249679), (7, 2914821291), (21, 971607097), (29, 703577553), (71, 287376747), (87, 234525851), (149, 136937913), (203, 100511079), (213, 95792249), (447, 45645971), (497, 41053821), (609, 33503693), (1043, 19562559), (1491, 13684607), (2059, 9909543), (3129, 6520853), (3167, 6442611), (4321, 4721997), (6177, 3303181), (9501, 2147537), (10579, 1928703), (12963, 1573999), (14413, 1415649), (22169, 920373), (30247, 674571), (31737, 642901), (43239, 471883), (66507, 306791), (74053, 275529), (90741, 224857), (91843, 222159)]