20653584

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{61469}}^1$

素因数の和:61487

約数の個数: 40

約数和(自身を含む): 60978240

約数和(自身を除く): 40324656

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 61469, 122938, 184407, 245876, 368814, 430283, 491752, 737628, 860566, 983504, 1290849, 1475256, 1721132, 2581698, 2950512, 3442264, 5163396, 6884528, 10326792, 20653584]

約数ペア:

[(1, 20653584), (2, 10326792), (3, 6884528), (4, 5163396), (6, 3442264), (7, 2950512), (8, 2581698), (12, 1721132), (14, 1475256), (16, 1290849), (21, 983504), (24, 860566), (28, 737628), (42, 491752), (48, 430283), (56, 368814), (84, 245876), (112, 184407), (168, 122938), (336, 61469)]