20173925394

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{241}}^1\times {\mathrm{221453}}^1$

素因数の和:221712

約数の個数: 64

約数和(自身を含む): 51448193280

約数和(自身を除く): 31274267886

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 241, 378, 482, 723, 1446, 1687, 2169, 3374, 4338, 5061, 6507, 10122, 13014, 15183, 30366, 45549, 91098, 221453, 442906, 664359, 1328718, 1550171, 1993077, 3100342, 3986154, 4650513, 5979231, 9301026, 11958462, 13951539, 27903078, 41854617, 53370173, 83709234, 106740346, 160110519, 320221038, 373591211, 480331557, 747182422, 960663114, 1120773633, 1440994671, 2241547266, 2881989342, 3362320899, 6724641798, 10086962697, 20173925394]

約数ペア:

[(1, 20173925394), (2, 10086962697), (3, 6724641798), (6, 3362320899), (7, 2881989342), (9, 2241547266), (14, 1440994671), (18, 1120773633), (21, 960663114), (27, 747182422), (42, 480331557), (54, 373591211), (63, 320221038), (126, 160110519), (189, 106740346), (241, 83709234), (378, 53370173), (482, 41854617), (723, 27903078), (1446, 13951539), (1687, 11958462), (2169, 9301026), (3374, 5979231), (4338, 4650513), (5061, 3986154), (6507, 3100342), (10122, 1993077), (13014, 1550171), (15183, 1328718), (30366, 664359), (45549, 442906), (91098, 221453)]