20141776

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{523}}^1$

素因数の和:643

約数の個数: 40

約数和(自身を含む): 40934880

約数和(自身を除く): 20793104

約数列:

[1, 2, 4, 8, 16, 29, 58, 83, 116, 166, 232, 332, 464, 523, 664, 1046, 1328, 2092, 2407, 4184, 4814, 8368, 9628, 15167, 19256, 30334, 38512, 43409, 60668, 86818, 121336, 173636, 242672, 347272, 694544, 1258861, 2517722, 5035444, 10070888, 20141776]

約数ペア:

[(1, 20141776), (2, 10070888), (4, 5035444), (8, 2517722), (16, 1258861), (29, 694544), (58, 347272), (83, 242672), (116, 173636), (166, 121336), (232, 86818), (332, 60668), (464, 43409), (523, 38512), (664, 30334), (1046, 19256), (1328, 15167), (2092, 9628), (2407, 8368), (4184, 4814)]