78911788

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{2711}}^1$

素因数の和:3117

約数の個数: 24

約数和(自身を含む): 145797120

約数和(自身を除く): 66885332

約数列:

[1, 2, 4, 19, 38, 76, 383, 766, 1532, 2711, 5422, 7277, 10844, 14554, 29108, 51509, 103018, 206036, 1038313, 2076626, 4153252, 19727947, 39455894, 78911788]

約数ペア:

[(1, 78911788), (2, 39455894), (4, 19727947), (19, 4153252), (38, 2076626), (76, 1038313), (383, 206036), (766, 103018), (1532, 51509), (2711, 29108), (5422, 14554), (7277, 10844)]