18958608

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^2\times {\mathrm{137}}^1$

素因数の和:213

約数の個数: 90

約数和(自身を含む): 55224702

約数和(自身を除く): 36266094

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 137, 144, 186, 248, 274, 279, 372, 411, 496, 548, 558, 744, 822, 961, 1096, 1116, 1233, 1488, 1644, 1922, 2192, 2232, 2466, 2883, 3288, 3844, 4247, 4464, 4932, 5766, 6576, 7688, 8494, 8649, 9864, 11532, 12741, 15376, 16988, 17298, 19728, 23064, 25482, 33976, 34596, 38223, 46128, 50964, 67952, 69192, 76446, 101928, 131657, 138384, 152892, 203856, 263314, 305784, 394971, 526628, 611568, 789942, 1053256, 1184913, 1579884, 2106512, 2369826, 3159768, 4739652, 6319536, 9479304, 18958608]

約数ペア:

[(1, 18958608), (2, 9479304), (3, 6319536), (4, 4739652), (6, 3159768), (8, 2369826), (9, 2106512), (12, 1579884), (16, 1184913), (18, 1053256), (24, 789942), (31, 611568), (36, 526628), (48, 394971), (62, 305784), (72, 263314), (93, 203856), (124, 152892), (137, 138384), (144, 131657), (186, 101928), (248, 76446), (274, 69192), (279, 67952), (372, 50964), (411, 46128), (496, 38223), (548, 34596), (558, 33976), (744, 25482), (822, 23064), (961, 19728), (1096, 17298), (1116, 16988), (1233, 15376), (1488, 12741), (1644, 11532), (1922, 9864), (2192, 8649), (2232, 8494), (2466, 7688), (2883, 6576), (3288, 5766), (3844, 4932), (4247, 4464)]