17987566

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:264

約数の個数: 32

約数和(自身を含む): 29548800

約数和(自身を除く): 11561234

約数列:

[1, 2, 19, 38, 59, 71, 113, 118, 142, 226, 1121, 1349, 2147, 2242, 2698, 4189, 4294, 6667, 8023, 8378, 13334, 16046, 79591, 126673, 152437, 159182, 253346, 304874, 473357, 946714, 8993783, 17987566]

約数ペア:

[(1, 17987566), (2, 8993783), (19, 946714), (38, 473357), (59, 304874), (71, 253346), (113, 159182), (118, 152437), (142, 126673), (226, 79591), (1121, 16046), (1349, 13334), (2147, 8378), (2242, 8023), (2698, 6667), (4189, 4294)]