1991093296

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{3581}}^1$

素因数の和:3698

約数の個数: 80

約数和(自身を含む): 4264012800

約数和(自身を除く): 2272919504

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 59, 62, 76, 118, 124, 152, 236, 248, 304, 472, 496, 589, 944, 1121, 1178, 1829, 2242, 2356, 3581, 3658, 4484, 4712, 7162, 7316, 8968, 9424, 14324, 14632, 17936, 28648, 29264, 34751, 57296, 68039, 69502, 111011, 136078, 139004, 211279, 222022, 272156, 278008, 422558, 444044, 544312, 556016, 845116, 888088, 1088624, 1690232, 1776176, 2109209, 3380464, 4014301, 4218418, 6549649, 8028602, 8436836, 13099298, 16057204, 16873672, 26198596, 32114408, 33747344, 52397192, 64228816, 104794384, 124443331, 248886662, 497773324, 995546648, 1991093296]

約数ペア:

[(1, 1991093296), (2, 995546648), (4, 497773324), (8, 248886662), (16, 124443331), (19, 104794384), (31, 64228816), (38, 52397192), (59, 33747344), (62, 32114408), (76, 26198596), (118, 16873672), (124, 16057204), (152, 13099298), (236, 8436836), (248, 8028602), (304, 6549649), (472, 4218418), (496, 4014301), (589, 3380464), (944, 2109209), (1121, 1776176), (1178, 1690232), (1829, 1088624), (2242, 888088), (2356, 845116), (3581, 556016), (3658, 544312), (4484, 444044), (4712, 422558), (7162, 278008), (7316, 272156), (8968, 222022), (9424, 211279), (14324, 139004), (14632, 136078), (17936, 111011), (28648, 69502), (29264, 68039), (34751, 57296)]