215524144

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{64451}}^1$

素因数の和:64489

約数の個数: 40

約数和(自身を含む): 479522880

約数和(自身を除く): 263998736

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 64451, 128902, 257804, 515608, 708961, 1031216, 1224569, 1417922, 2449138, 2835844, 4898276, 5671688, 9796552, 11343376, 13470259, 19593104, 26940518, 53881036, 107762072, 215524144]

約数ペア:

[(1, 215524144), (2, 107762072), (4, 53881036), (8, 26940518), (11, 19593104), (16, 13470259), (19, 11343376), (22, 9796552), (38, 5671688), (44, 4898276), (76, 2835844), (88, 2449138), (152, 1417922), (176, 1224569), (209, 1031216), (304, 708961), (418, 515608), (836, 257804), (1672, 128902), (3344, 64451)]