18980493924

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1\times {\mathrm{9973}}^1$

素因数の和:10289

約数の個数: 96

約数和(自身を含む): 51296680960

約数和(自身を除く): 32316187036

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 139, 163, 278, 326, 417, 489, 556, 652, 834, 973, 978, 1141, 1668, 1946, 1956, 2282, 2919, 3423, 3892, 4564, 5838, 6846, 9973, 11676, 13692, 19946, 22657, 29919, 39892, 45314, 59838, 67971, 69811, 90628, 119676, 135942, 139622, 158599, 209433, 271884, 279244, 317198, 418866, 475797, 634396, 837732, 951594, 1386247, 1625599, 1903188, 2772494, 3251198, 4158741, 4876797, 5544988, 6502396, 8317482, 9703729, 9753594, 11379193, 16634964, 19407458, 19507188, 22758386, 29111187, 34137579, 38814916, 45516772, 58222374, 68275158, 116444748, 136550316, 225958261, 451916522, 677874783, 903833044, 1355749566, 1581707827, 2711499132, 3163415654, 4745123481, 6326831308, 9490246962, 18980493924]

約数ペア:

[(1, 18980493924), (2, 9490246962), (3, 6326831308), (4, 4745123481), (6, 3163415654), (7, 2711499132), (12, 1581707827), (14, 1355749566), (21, 903833044), (28, 677874783), (42, 451916522), (84, 225958261), (139, 136550316), (163, 116444748), (278, 68275158), (326, 58222374), (417, 45516772), (489, 38814916), (556, 34137579), (652, 29111187), (834, 22758386), (973, 19507188), (978, 19407458), (1141, 16634964), (1668, 11379193), (1946, 9753594), (1956, 9703729), (2282, 8317482), (2919, 6502396), (3423, 5544988), (3892, 4876797), (4564, 4158741), (5838, 3251198), (6846, 2772494), (9973, 1903188), (11676, 1625599), (13692, 1386247), (19946, 951594), (22657, 837732), (29919, 634396), (39892, 475797), (45314, 418866), (59838, 317198), (67971, 279244), (69811, 271884), (90628, 209433), (119676, 158599), (135942, 139622)]