18880128

素因数分解:

$2^7\times 3^5\times {\mathrm{607}}^1$

素因数の和:636

約数の個数: 96

約数和(自身を含む): 56434560

約数和(自身を除く): 37554432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 243, 288, 324, 384, 432, 486, 576, 607, 648, 864, 972, 1152, 1214, 1296, 1728, 1821, 1944, 2428, 2592, 3456, 3642, 3888, 4856, 5184, 5463, 7284, 7776, 9712, 10368, 10926, 14568, 15552, 16389, 19424, 21852, 29136, 31104, 32778, 38848, 43704, 49167, 58272, 65556, 77696, 87408, 98334, 116544, 131112, 147501, 174816, 196668, 233088, 262224, 295002, 349632, 393336, 524448, 590004, 699264, 786672, 1048896, 1180008, 1573344, 2097792, 2360016, 3146688, 4720032, 6293376, 9440064, 18880128]

約数ペア:

[(1, 18880128), (2, 9440064), (3, 6293376), (4, 4720032), (6, 3146688), (8, 2360016), (9, 2097792), (12, 1573344), (16, 1180008), (18, 1048896), (24, 786672), (27, 699264), (32, 590004), (36, 524448), (48, 393336), (54, 349632), (64, 295002), (72, 262224), (81, 233088), (96, 196668), (108, 174816), (128, 147501), (144, 131112), (162, 116544), (192, 98334), (216, 87408), (243, 77696), (288, 65556), (324, 58272), (384, 49167), (432, 43704), (486, 38848), (576, 32778), (607, 31104), (648, 29136), (864, 21852), (972, 19424), (1152, 16389), (1214, 15552), (1296, 14568), (1728, 10926), (1821, 10368), (1944, 9712), (2428, 7776), (2592, 7284), (3456, 5463), (3642, 5184), (3888, 4856)]