20120274728

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{4789}}^1\times {\mathrm{12809}}^1$

素因数の和:17645

約数の個数: 32

約数和(自身を含む): 38656737000

約数和(自身を除く): 18536462272

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 4789, 9578, 12809, 19156, 25618, 38312, 51236, 102472, 196349, 392698, 525169, 785396, 1050338, 1570792, 2100676, 4201352, 61342301, 122684602, 245369204, 490738408, 2515034341, 5030068682, 10060137364, 20120274728]

約数ペア:

[(1, 20120274728), (2, 10060137364), (4, 5030068682), (8, 2515034341), (41, 490738408), (82, 245369204), (164, 122684602), (328, 61342301), (4789, 4201352), (9578, 2100676), (12809, 1570792), (19156, 1050338), (25618, 785396), (38312, 525169), (51236, 392698), (102472, 196349)]