20313524

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{653}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 44827776

約数和(自身を除く): 24514252

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 101, 154, 202, 308, 404, 653, 707, 1111, 1306, 1414, 2222, 2612, 2828, 4444, 4571, 7183, 7777, 9142, 14366, 15554, 18284, 28732, 31108, 50281, 65953, 100562, 131906, 201124, 263812, 461671, 725483, 923342, 1450966, 1846684, 2901932, 5078381, 10156762, 20313524]

約数ペア:

[(1, 20313524), (2, 10156762), (4, 5078381), (7, 2901932), (11, 1846684), (14, 1450966), (22, 923342), (28, 725483), (44, 461671), (77, 263812), (101, 201124), (154, 131906), (202, 100562), (308, 65953), (404, 50281), (653, 31108), (707, 28732), (1111, 18284), (1306, 15554), (1414, 14366), (2222, 9142), (2612, 7777), (2828, 7183), (4444, 4571)]