16990104

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:137

約数の個数: 96

約数和(自身を含む): 46908720

約数和(自身を除く): 29918616

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 37, 38, 53, 57, 74, 76, 106, 111, 114, 148, 152, 159, 212, 222, 228, 296, 318, 361, 424, 444, 456, 636, 703, 722, 888, 1007, 1083, 1272, 1406, 1444, 1961, 2014, 2109, 2166, 2812, 2888, 3021, 3922, 4028, 4218, 4332, 5624, 5883, 6042, 7844, 8056, 8436, 8664, 11766, 12084, 13357, 15688, 16872, 19133, 23532, 24168, 26714, 37259, 38266, 40071, 47064, 53428, 57399, 74518, 76532, 80142, 106856, 111777, 114798, 149036, 153064, 160284, 223554, 229596, 298072, 320568, 447108, 459192, 707921, 894216, 1415842, 2123763, 2831684, 4247526, 5663368, 8495052, 16990104]

約数ペア:

[(1, 16990104), (2, 8495052), (3, 5663368), (4, 4247526), (6, 2831684), (8, 2123763), (12, 1415842), (19, 894216), (24, 707921), (37, 459192), (38, 447108), (53, 320568), (57, 298072), (74, 229596), (76, 223554), (106, 160284), (111, 153064), (114, 149036), (148, 114798), (152, 111777), (159, 106856), (212, 80142), (222, 76532), (228, 74518), (296, 57399), (318, 53428), (361, 47064), (424, 40071), (444, 38266), (456, 37259), (636, 26714), (703, 24168), (722, 23532), (888, 19133), (1007, 16872), (1083, 15688), (1272, 13357), (1406, 12084), (1444, 11766), (1961, 8664), (2014, 8436), (2109, 8056), (2166, 7844), (2812, 6042), (2888, 5883), (3021, 5624), (3922, 4332), (4028, 4218)]