18857286

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1$

素因数の和:288

約数の個数: 96

約数和(自身を含む): 50738688

約数和(自身を除く): 31881402

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 42, 46, 54, 63, 69, 81, 126, 138, 161, 162, 189, 207, 241, 243, 322, 378, 414, 482, 483, 486, 567, 621, 723, 966, 1134, 1242, 1446, 1449, 1687, 1701, 1863, 2169, 2898, 3374, 3402, 3726, 4338, 4347, 5061, 5543, 5589, 6507, 8694, 10122, 11086, 11178, 13014, 13041, 15183, 16629, 19521, 26082, 30366, 33258, 38801, 39042, 39123, 45549, 49887, 58563, 77602, 78246, 91098, 99774, 116403, 117126, 136647, 149661, 232806, 273294, 299322, 349209, 409941, 448983, 698418, 819882, 897966, 1047627, 1346949, 2095254, 2693898, 3142881, 6285762, 9428643, 18857286]

約数ペア:

[(1, 18857286), (2, 9428643), (3, 6285762), (6, 3142881), (7, 2693898), (9, 2095254), (14, 1346949), (18, 1047627), (21, 897966), (23, 819882), (27, 698418), (42, 448983), (46, 409941), (54, 349209), (63, 299322), (69, 273294), (81, 232806), (126, 149661), (138, 136647), (161, 117126), (162, 116403), (189, 99774), (207, 91098), (241, 78246), (243, 77602), (322, 58563), (378, 49887), (414, 45549), (482, 39123), (483, 39042), (486, 38801), (567, 33258), (621, 30366), (723, 26082), (966, 19521), (1134, 16629), (1242, 15183), (1446, 13041), (1449, 13014), (1687, 11178), (1701, 11086), (1863, 10122), (2169, 8694), (2898, 6507), (3374, 5589), (3402, 5543), (3726, 5061), (4338, 4347)]