20642916

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{35107}}^1$

素因数の和:35128

約数の個数: 36

約数和(自身を含む): 56032368

約数和(自身を除く): 35389452

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 35107, 70214, 105321, 140428, 210642, 245749, 421284, 491498, 737247, 982996, 1474494, 1720243, 2948988, 3440486, 5160729, 6880972, 10321458, 20642916]

約数ペア:

[(1, 20642916), (2, 10321458), (3, 6880972), (4, 5160729), (6, 3440486), (7, 2948988), (12, 1720243), (14, 1474494), (21, 982996), (28, 737247), (42, 491498), (49, 421284), (84, 245749), (98, 210642), (147, 140428), (196, 105321), (294, 70214), (588, 35107)]