20152893992

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{238801}}^1$

素因数の和:238962

約数の個数: 64

約数和(自身を含む): 47454733440

約数和(自身を除く): 27301839448

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 137, 154, 274, 308, 548, 616, 959, 1096, 1507, 1918, 3014, 3836, 6028, 7672, 10549, 12056, 21098, 42196, 84392, 238801, 477602, 955204, 1671607, 1910408, 2626811, 3343214, 5253622, 6686428, 10507244, 13372856, 18387677, 21014488, 32715737, 36775354, 65431474, 73550708, 130862948, 147101416, 229010159, 261725896, 359873107, 458020318, 719746214, 916040636, 1439492428, 1832081272, 2519111749, 2878984856, 5038223498, 10076446996, 20152893992]

約数ペア:

[(1, 20152893992), (2, 10076446996), (4, 5038223498), (7, 2878984856), (8, 2519111749), (11, 1832081272), (14, 1439492428), (22, 916040636), (28, 719746214), (44, 458020318), (56, 359873107), (77, 261725896), (88, 229010159), (137, 147101416), (154, 130862948), (274, 73550708), (308, 65431474), (548, 36775354), (616, 32715737), (959, 21014488), (1096, 18387677), (1507, 13372856), (1918, 10507244), (3014, 6686428), (3836, 5253622), (6028, 3343214), (7672, 2626811), (10549, 1910408), (12056, 1671607), (21098, 955204), (42196, 477602), (84392, 238801)]