20018961864

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{495617}}^1$

素因数の和:495660

約数の個数: 128

約数和(自身を含む): 64232092800

約数和(自身を除く): 44213130936

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 17, 18, 22, 24, 27, 33, 34, 36, 44, 51, 54, 66, 68, 72, 88, 99, 102, 108, 132, 136, 153, 187, 198, 204, 216, 264, 297, 306, 374, 396, 408, 459, 561, 594, 612, 748, 792, 918, 1122, 1188, 1224, 1496, 1683, 1836, 2244, 2376, 3366, 3672, 4488, 5049, 6732, 10098, 13464, 20196, 40392, 495617, 991234, 1486851, 1982468, 2973702, 3964936, 4460553, 5451787, 5947404, 8425489, 8921106, 10903574, 11894808, 13381659, 16355361, 16850978, 17842212, 21807148, 25276467, 26763318, 32710722, 33701956, 35684424, 43614296, 49066083, 50552934, 53526636, 65421444, 67403912, 75829401, 92680379, 98132166, 101105868, 107053272, 130842888, 147198249, 151658802, 185360758, 196264332, 202211736, 227488203, 278041137, 294396498, 303317604, 370721516, 392528664, 454976406, 556082274, 588792996, 606635208, 741443032, 834123411, 909952812, 1112164548, 1177585992, 1668246822, 1819905624, 2224329096, 2502370233, 3336493644, 5004740466, 6672987288, 10009480932, 20018961864]

約数ペア:

[(1, 20018961864), (2, 10009480932), (3, 6672987288), (4, 5004740466), (6, 3336493644), (8, 2502370233), (9, 2224329096), (11, 1819905624), (12, 1668246822), (17, 1177585992), (18, 1112164548), (22, 909952812), (24, 834123411), (27, 741443032), (33, 606635208), (34, 588792996), (36, 556082274), (44, 454976406), (51, 392528664), (54, 370721516), (66, 303317604), (68, 294396498), (72, 278041137), (88, 227488203), (99, 202211736), (102, 196264332), (108, 185360758), (132, 151658802), (136, 147198249), (153, 130842888), (187, 107053272), (198, 101105868), (204, 98132166), (216, 92680379), (264, 75829401), (297, 67403912), (306, 65421444), (374, 53526636), (396, 50552934), (408, 49066083), (459, 43614296), (561, 35684424), (594, 33701956), (612, 32710722), (748, 26763318), (792, 25276467), (918, 21807148), (1122, 17842212), (1188, 16850978), (1224, 16355361), (1496, 13381659), (1683, 11894808), (1836, 10903574), (2244, 8921106), (2376, 8425489), (3366, 5947404), (3672, 5451787), (4488, 4460553), (5049, 3964936), (6732, 2973702), (10098, 1982468), (13464, 1486851), (20196, 991234), (40392, 495617)]