18886974372

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{772663}}^1$

素因数の和:772777

約数の個数: 72

約数和(自身を含む): 55124940416

約数和(自身を除く): 36237966044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 97, 126, 194, 252, 291, 388, 582, 679, 873, 1164, 1358, 1746, 2037, 2716, 3492, 4074, 6111, 8148, 12222, 24444, 772663, 1545326, 2317989, 3090652, 4635978, 5408641, 6953967, 9271956, 10817282, 13907934, 16225923, 21634564, 27815868, 32451846, 48677769, 64903692, 74948311, 97355538, 149896622, 194711076, 224844933, 299793244, 449689866, 524638177, 674534799, 899379732, 1049276354, 1349069598, 1573914531, 2098552708, 2698139196, 3147829062, 4721743593, 6295658124, 9443487186, 18886974372]

約数ペア:

[(1, 18886974372), (2, 9443487186), (3, 6295658124), (4, 4721743593), (6, 3147829062), (7, 2698139196), (9, 2098552708), (12, 1573914531), (14, 1349069598), (18, 1049276354), (21, 899379732), (28, 674534799), (36, 524638177), (42, 449689866), (63, 299793244), (84, 224844933), (97, 194711076), (126, 149896622), (194, 97355538), (252, 74948311), (291, 64903692), (388, 48677769), (582, 32451846), (679, 27815868), (873, 21634564), (1164, 16225923), (1358, 13907934), (1746, 10817282), (2037, 9271956), (2716, 6953967), (3492, 5408641), (4074, 4635978), (6111, 3090652), (8148, 2317989), (12222, 1545326), (24444, 772663)]