20511536252

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{1787}}^1$

素因数の和:2051

約数の個数: 96

約数和(自身を含む): 40876254720

約数和(自身を除く): 20364718468

約数列:

[1, 2, 4, 17, 23, 34, 41, 46, 68, 82, 92, 164, 179, 358, 391, 697, 716, 782, 943, 1394, 1564, 1787, 1886, 2788, 3043, 3574, 3772, 4117, 6086, 7148, 7339, 8234, 12172, 14678, 16031, 16468, 29356, 30379, 32062, 41101, 60758, 64124, 69989, 73267, 82202, 121516, 124763, 139978, 146534, 164404, 168797, 249526, 279956, 293068, 319873, 337594, 499052, 639746, 675188, 698717, 1245539, 1279492, 1397434, 1685141, 2491078, 2794868, 2869549, 3370282, 4982156, 5437841, 5739098, 6740564, 7357079, 10875682, 11478196, 13114793, 14714158, 21751364, 26229586, 28647397, 29428316, 52459172, 57294794, 114589588, 125070343, 222951481, 250140686, 301640239, 445902962, 500281372, 603280478, 891805924, 1206560956, 5127884063, 10255768126, 20511536252]

約数ペア:

[(1, 20511536252), (2, 10255768126), (4, 5127884063), (17, 1206560956), (23, 891805924), (34, 603280478), (41, 500281372), (46, 445902962), (68, 301640239), (82, 250140686), (92, 222951481), (164, 125070343), (179, 114589588), (358, 57294794), (391, 52459172), (697, 29428316), (716, 28647397), (782, 26229586), (943, 21751364), (1394, 14714158), (1564, 13114793), (1787, 11478196), (1886, 10875682), (2788, 7357079), (3043, 6740564), (3574, 5739098), (3772, 5437841), (4117, 4982156), (6086, 3370282), (7148, 2869549), (7339, 2794868), (8234, 2491078), (12172, 1685141), (14678, 1397434), (16031, 1279492), (16468, 1245539), (29356, 698717), (30379, 675188), (32062, 639746), (41101, 499052), (60758, 337594), (64124, 319873), (69989, 293068), (73267, 279956), (82202, 249526), (121516, 168797), (124763, 164404), (139978, 146534)]