18908016

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:270

約数の個数: 80

約数和(自身を含む): 51330048

約数和(自身を除く): 32422032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 97, 124, 131, 186, 194, 248, 262, 291, 372, 388, 393, 496, 524, 582, 744, 776, 786, 1048, 1164, 1488, 1552, 1572, 2096, 2328, 3007, 3144, 4061, 4656, 6014, 6288, 8122, 9021, 12028, 12183, 12707, 16244, 18042, 24056, 24366, 25414, 32488, 36084, 38121, 48112, 48732, 50828, 64976, 72168, 76242, 97464, 101656, 144336, 152484, 194928, 203312, 304968, 393917, 609936, 787834, 1181751, 1575668, 2363502, 3151336, 4727004, 6302672, 9454008, 18908016]

約数ペア:

[(1, 18908016), (2, 9454008), (3, 6302672), (4, 4727004), (6, 3151336), (8, 2363502), (12, 1575668), (16, 1181751), (24, 787834), (31, 609936), (48, 393917), (62, 304968), (93, 203312), (97, 194928), (124, 152484), (131, 144336), (186, 101656), (194, 97464), (248, 76242), (262, 72168), (291, 64976), (372, 50828), (388, 48732), (393, 48112), (496, 38121), (524, 36084), (582, 32488), (744, 25414), (776, 24366), (786, 24056), (1048, 18042), (1164, 16244), (1488, 12707), (1552, 12183), (1572, 12028), (2096, 9021), (2328, 8122), (3007, 6288), (3144, 6014), (4061, 4656)]