15921934

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{251}}^1$

素因数の和:480

約数の個数: 32

約数和(自身を含む): 28740096

約数和(自身を除く): 12818162

約数列:

[1, 2, 7, 14, 23, 46, 161, 197, 251, 322, 394, 502, 1379, 1757, 2758, 3514, 4531, 5773, 9062, 11546, 31717, 40411, 49447, 63434, 80822, 98894, 346129, 692258, 1137281, 2274562, 7960967, 15921934]

約数ペア:

[(1, 15921934), (2, 7960967), (7, 2274562), (14, 1137281), (23, 692258), (46, 346129), (161, 98894), (197, 80822), (251, 63434), (322, 49447), (394, 40411), (502, 31717), (1379, 11546), (1757, 9062), (2758, 5773), (3514, 4531)]