201922028

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{6491}}^1$

素因数の和:6614

約数の個数: 48

約数和(自身を含む): 444987648

約数和(自身を除く): 243065620

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 101, 154, 202, 308, 404, 707, 1111, 1414, 2222, 2828, 4444, 6491, 7777, 12982, 15554, 25964, 31108, 45437, 71401, 90874, 142802, 181748, 285604, 499807, 655591, 999614, 1311182, 1999228, 2622364, 4589137, 7211501, 9178274, 14423002, 18356548, 28846004, 50480507, 100961014, 201922028]

約数ペア:

[(1, 201922028), (2, 100961014), (4, 50480507), (7, 28846004), (11, 18356548), (14, 14423002), (22, 9178274), (28, 7211501), (44, 4589137), (77, 2622364), (101, 1999228), (154, 1311182), (202, 999614), (308, 655591), (404, 499807), (707, 285604), (1111, 181748), (1414, 142802), (2222, 90874), (2828, 71401), (4444, 45437), (6491, 31108), (7777, 25964), (12982, 15554)]