1638979368

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{1831}}^1$

素因数の和:2023

約数の個数: 128

約数和(自身を含む): 4678195200

約数和(自身を除く): 3039215832

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 151, 152, 156, 228, 247, 302, 312, 453, 456, 494, 604, 741, 906, 988, 1208, 1482, 1812, 1831, 1963, 1976, 2869, 2964, 3624, 3662, 3926, 5493, 5738, 5889, 5928, 7324, 7852, 8607, 10986, 11476, 11778, 14648, 15704, 17214, 21972, 22952, 23556, 23803, 34428, 34789, 37297, 43944, 47112, 47606, 68856, 69578, 71409, 74594, 95212, 104367, 111891, 139156, 142818, 149188, 190424, 208734, 223782, 276481, 278312, 285636, 298376, 417468, 447564, 452257, 552962, 571272, 829443, 834936, 895128, 904514, 1105924, 1356771, 1658886, 1809028, 2211848, 2713542, 3317772, 3594253, 3618056, 5253139, 5427084, 6635544, 7188506, 10506278, 10782759, 10854168, 14377012, 15759417, 21012556, 21565518, 28754024, 31518834, 42025112, 43131036, 63037668, 68290807, 86262072, 126075336, 136581614, 204872421, 273163228, 409744842, 546326456, 819489684, 1638979368]

約数ペア:

[(1, 1638979368), (2, 819489684), (3, 546326456), (4, 409744842), (6, 273163228), (8, 204872421), (12, 136581614), (13, 126075336), (19, 86262072), (24, 68290807), (26, 63037668), (38, 43131036), (39, 42025112), (52, 31518834), (57, 28754024), (76, 21565518), (78, 21012556), (104, 15759417), (114, 14377012), (151, 10854168), (152, 10782759), (156, 10506278), (228, 7188506), (247, 6635544), (302, 5427084), (312, 5253139), (453, 3618056), (456, 3594253), (494, 3317772), (604, 2713542), (741, 2211848), (906, 1809028), (988, 1658886), (1208, 1356771), (1482, 1105924), (1812, 904514), (1831, 895128), (1963, 834936), (1976, 829443), (2869, 571272), (2964, 552962), (3624, 452257), (3662, 447564), (3926, 417468), (5493, 298376), (5738, 285636), (5889, 278312), (5928, 276481), (7324, 223782), (7852, 208734), (8607, 190424), (10986, 149188), (11476, 142818), (11778, 139156), (14648, 111891), (15704, 104367), (17214, 95212), (21972, 74594), (22952, 71409), (23556, 69578), (23803, 68856), (34428, 47606), (34789, 47112), (37297, 43944)]