20280859635

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{7013}}^1$

素因数の和:7252

約数の個数: 64

約数和(自身を含む): 34879219200

約数和(自身を除く): 14598359565

約数列:

[1, 3, 5, 15, 19, 57, 73, 95, 139, 219, 285, 365, 417, 695, 1095, 1387, 2085, 2641, 4161, 6935, 7013, 7923, 10147, 13205, 20805, 21039, 30441, 35065, 39615, 50735, 105195, 133247, 152205, 192793, 399741, 511949, 578379, 666235, 963965, 974807, 1535847, 1998705, 2559745, 2891895, 2924421, 4874035, 7679235, 9727031, 14622105, 18521333, 29181093, 48635155, 55563999, 71160911, 92606665, 145905465, 213482733, 277819995, 355804555, 1067413665, 1352057309, 4056171927, 6760286545, 20280859635]

約数ペア:

[(1, 20280859635), (3, 6760286545), (5, 4056171927), (15, 1352057309), (19, 1067413665), (57, 355804555), (73, 277819995), (95, 213482733), (139, 145905465), (219, 92606665), (285, 71160911), (365, 55563999), (417, 48635155), (695, 29181093), (1095, 18521333), (1387, 14622105), (2085, 9727031), (2641, 7679235), (4161, 4874035), (6935, 2924421), (7013, 2891895), (7923, 2559745), (10147, 1998705), (13205, 1535847), (20805, 974807), (21039, 963965), (30441, 666235), (35065, 578379), (39615, 511949), (50735, 399741), (105195, 192793), (133247, 152205)]