20122956

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1699}}^1$

素因数の和:1763

約数の個数: 72

約数和(自身を含む): 59404800

約数和(自身を除く): 39281844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 84, 94, 126, 141, 188, 252, 282, 329, 423, 564, 658, 846, 987, 1316, 1692, 1699, 1974, 2961, 3398, 3948, 5097, 5922, 6796, 10194, 11844, 11893, 15291, 20388, 23786, 30582, 35679, 47572, 61164, 71358, 79853, 107037, 142716, 159706, 214074, 239559, 319412, 428148, 479118, 558971, 718677, 958236, 1117942, 1437354, 1676913, 2235884, 2874708, 3353826, 5030739, 6707652, 10061478, 20122956]

約数ペア:

[(1, 20122956), (2, 10061478), (3, 6707652), (4, 5030739), (6, 3353826), (7, 2874708), (9, 2235884), (12, 1676913), (14, 1437354), (18, 1117942), (21, 958236), (28, 718677), (36, 558971), (42, 479118), (47, 428148), (63, 319412), (84, 239559), (94, 214074), (126, 159706), (141, 142716), (188, 107037), (252, 79853), (282, 71358), (329, 61164), (423, 47572), (564, 35679), (658, 30582), (846, 23786), (987, 20388), (1316, 15291), (1692, 11893), (1699, 11844), (1974, 10194), (2961, 6796), (3398, 5922), (3948, 5097)]