72695216

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21739}}^1$

素因数の和:21777

約数の個数: 40

約数和(自身を含む): 161745600

約数和(自身を除く): 89050384

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 21739, 43478, 86956, 173912, 239129, 347824, 413041, 478258, 826082, 956516, 1652164, 1913032, 3304328, 3826064, 4543451, 6608656, 9086902, 18173804, 36347608, 72695216]

約数ペア:

[(1, 72695216), (2, 36347608), (4, 18173804), (8, 9086902), (11, 6608656), (16, 4543451), (19, 3826064), (22, 3304328), (38, 1913032), (44, 1652164), (76, 956516), (88, 826082), (152, 478258), (176, 413041), (209, 347824), (304, 239129), (418, 173912), (836, 86956), (1672, 43478), (3344, 21739)]