20009781852

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^2\times {\mathrm{101}}^1\times {\mathrm{8929}}^1$

素因数の和:9123

約数の個数: 72

約数和(自身を含む): 48279223440

約数和(自身を除く): 28269441588

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 101, 129, 172, 202, 258, 303, 404, 516, 606, 1212, 1849, 3698, 4343, 5547, 7396, 8686, 8929, 11094, 13029, 17372, 17858, 22188, 26058, 26787, 35716, 52116, 53574, 107148, 186749, 373498, 383947, 560247, 746996, 767894, 901829, 1120494, 1151841, 1535788, 1803658, 2240988, 2303682, 2705487, 3607316, 4607364, 5410974, 10821948, 16509721, 33019442, 38778647, 49529163, 66038884, 77557294, 99058326, 116335941, 155114588, 198116652, 232671882, 465343764, 1667481821, 3334963642, 5002445463, 6669927284, 10004890926, 20009781852]

約数ペア:

[(1, 20009781852), (2, 10004890926), (3, 6669927284), (4, 5002445463), (6, 3334963642), (12, 1667481821), (43, 465343764), (86, 232671882), (101, 198116652), (129, 155114588), (172, 116335941), (202, 99058326), (258, 77557294), (303, 66038884), (404, 49529163), (516, 38778647), (606, 33019442), (1212, 16509721), (1849, 10821948), (3698, 5410974), (4343, 4607364), (5547, 3607316), (7396, 2705487), (8686, 2303682), (8929, 2240988), (11094, 1803658), (13029, 1535788), (17372, 1151841), (17858, 1120494), (22188, 901829), (26058, 767894), (26787, 746996), (35716, 560247), (52116, 383947), (53574, 373498), (107148, 186749)]