16669878

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:197

約数の個数: 64

約数和(自身を含む): 37324800

約数和(自身を除く): 20654922

約数列:

[1, 2, 3, 6, 19, 31, 38, 53, 57, 62, 89, 93, 106, 114, 159, 178, 186, 267, 318, 534, 589, 1007, 1178, 1643, 1691, 1767, 2014, 2759, 3021, 3286, 3382, 3534, 4717, 4929, 5073, 5518, 6042, 8277, 9434, 9858, 10146, 14151, 16554, 28302, 31217, 52421, 62434, 89623, 93651, 104842, 146227, 157263, 179246, 187302, 268869, 292454, 314526, 438681, 537738, 877362, 2778313, 5556626, 8334939, 16669878]

約数ペア:

[(1, 16669878), (2, 8334939), (3, 5556626), (6, 2778313), (19, 877362), (31, 537738), (38, 438681), (53, 314526), (57, 292454), (62, 268869), (89, 187302), (93, 179246), (106, 157263), (114, 146227), (159, 104842), (178, 93651), (186, 89623), (267, 62434), (318, 52421), (534, 31217), (589, 28302), (1007, 16554), (1178, 14151), (1643, 10146), (1691, 9858), (1767, 9434), (2014, 8277), (2759, 6042), (3021, 5518), (3286, 5073), (3382, 4929), (3534, 4717)]