20198423072

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{709}}^1\times {\mathrm{12539}}^1$

素因数の和:13329

約数の個数: 48

約数和(自身を含む): 40385822400

約数和(自身を除く): 20187399328

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 709, 1136, 1418, 2272, 2836, 5672, 11344, 12539, 22688, 25078, 50156, 50339, 100312, 100678, 200624, 201356, 401248, 402712, 805424, 890269, 1610848, 1780538, 3561076, 7122152, 8890151, 14244304, 17780302, 28488608, 35560604, 71121208, 142242416, 284484832, 631200721, 1262401442, 2524802884, 5049605768, 10099211536, 20198423072]

約数ペア:

[(1, 20198423072), (2, 10099211536), (4, 5049605768), (8, 2524802884), (16, 1262401442), (32, 631200721), (71, 284484832), (142, 142242416), (284, 71121208), (568, 35560604), (709, 28488608), (1136, 17780302), (1418, 14244304), (2272, 8890151), (2836, 7122152), (5672, 3561076), (11344, 1780538), (12539, 1610848), (22688, 890269), (25078, 805424), (50156, 402712), (50339, 401248), (100312, 201356), (100678, 200624)]