20363490

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{32323}}^1$

素因数の和:32343

約数の個数: 48

約数和(自身を含む): 60510528

約数和(自身を除く): 40147038

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 32323, 64646, 96969, 161615, 193938, 226261, 290907, 323230, 452522, 484845, 581814, 678783, 969690, 1131305, 1357566, 1454535, 2036349, 2262610, 2909070, 3393915, 4072698, 6787830, 10181745, 20363490]

約数ペア:

[(1, 20363490), (2, 10181745), (3, 6787830), (5, 4072698), (6, 3393915), (7, 2909070), (9, 2262610), (10, 2036349), (14, 1454535), (15, 1357566), (18, 1131305), (21, 969690), (30, 678783), (35, 581814), (42, 484845), (45, 452522), (63, 323230), (70, 290907), (90, 226261), (105, 193938), (126, 161615), (210, 96969), (315, 64646), (630, 32323)]