20185928035

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{14503}}^1$

素因数の和:14577

約数の個数: 96

約数和(自身を含む): 33333672960

約数和(自身を除く): 13147744925

約数列:

[1, 5, 7, 13, 19, 23, 35, 49, 65, 91, 95, 115, 133, 161, 245, 247, 299, 437, 455, 637, 665, 805, 931, 1127, 1235, 1495, 1729, 2093, 2185, 3059, 3185, 4655, 5635, 5681, 8645, 10465, 12103, 14503, 14651, 15295, 21413, 28405, 39767, 60515, 72515, 73255, 101521, 107065, 188539, 198835, 275557, 278369, 333569, 507605, 710647, 942695, 1319773, 1377785, 1391845, 1667845, 1928899, 2334983, 3553235, 3582241, 4336397, 6337811, 6598865, 9238411, 9644495, 11674915, 13502293, 16344881, 17911205, 21681985, 25075687, 30354779, 31689055, 44364677, 46192055, 67511465, 81724405, 82391543, 125378435, 151773895, 175529809, 212483453, 221823385, 310552739, 411957715, 576740801, 877649045, 1062417265, 1552763695, 2883704005, 4037185607, 20185928035]

約数ペア:

[(1, 20185928035), (5, 4037185607), (7, 2883704005), (13, 1552763695), (19, 1062417265), (23, 877649045), (35, 576740801), (49, 411957715), (65, 310552739), (91, 221823385), (95, 212483453), (115, 175529809), (133, 151773895), (161, 125378435), (245, 82391543), (247, 81724405), (299, 67511465), (437, 46192055), (455, 44364677), (637, 31689055), (665, 30354779), (805, 25075687), (931, 21681985), (1127, 17911205), (1235, 16344881), (1495, 13502293), (1729, 11674915), (2093, 9644495), (2185, 9238411), (3059, 6598865), (3185, 6337811), (4655, 4336397), (5635, 3582241), (5681, 3553235), (8645, 2334983), (10465, 1928899), (12103, 1667845), (14503, 1391845), (14651, 1377785), (15295, 1319773), (21413, 942695), (28405, 710647), (39767, 507605), (60515, 333569), (72515, 278369), (73255, 275557), (101521, 198835), (107065, 188539)]