1913646988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{167}}^1\times {\mathrm{271}}^1$

素因数の和:515

約数の個数: 72

約数和(自身を含む): 3811594752

約数和(自身を除く): 1897947764

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 167, 271, 334, 341, 542, 668, 682, 961, 1084, 1364, 1837, 1922, 2981, 3674, 3844, 5177, 5962, 7348, 8401, 10354, 10571, 11924, 16802, 20708, 21142, 33604, 42284, 45257, 56947, 90514, 92411, 113894, 160487, 181028, 184822, 227788, 260431, 320974, 369644, 497827, 520862, 641948, 995654, 1041724, 1402967, 1765357, 1991308, 2805934, 2864741, 3530714, 5611868, 5729482, 7061428, 11458964, 15432637, 30865274, 43491977, 61730548, 86983954, 173967908, 478411747, 956823494, 1913646988]

約数ペア:

[(1, 1913646988), (2, 956823494), (4, 478411747), (11, 173967908), (22, 86983954), (31, 61730548), (44, 43491977), (62, 30865274), (124, 15432637), (167, 11458964), (271, 7061428), (334, 5729482), (341, 5611868), (542, 3530714), (668, 2864741), (682, 2805934), (961, 1991308), (1084, 1765357), (1364, 1402967), (1837, 1041724), (1922, 995654), (2981, 641948), (3674, 520862), (3844, 497827), (5177, 369644), (5962, 320974), (7348, 260431), (8401, 227788), (10354, 184822), (10571, 181028), (11924, 160487), (16802, 113894), (20708, 92411), (21142, 90514), (33604, 56947), (42284, 45257)]