20623734

素因数分解:

$2^1\times 3^4\times {\mathrm{61}}^1\times {\mathrm{2087}}^1$

素因数の和:2162

約数の個数: 40

約数和(自身を含む): 46992528

約数和(自身を除く): 26368794

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 81, 122, 162, 183, 366, 549, 1098, 1647, 2087, 3294, 4174, 4941, 6261, 9882, 12522, 18783, 37566, 56349, 112698, 127307, 169047, 254614, 338094, 381921, 763842, 1145763, 2291526, 3437289, 6874578, 10311867, 20623734]

約数ペア:

[(1, 20623734), (2, 10311867), (3, 6874578), (6, 3437289), (9, 2291526), (18, 1145763), (27, 763842), (54, 381921), (61, 338094), (81, 254614), (122, 169047), (162, 127307), (183, 112698), (366, 56349), (549, 37566), (1098, 18783), (1647, 12522), (2087, 9882), (3294, 6261), (4174, 4941)]