20935112

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{659}}^1$

素因数の和:714

約数の個数: 48

約数和(自身を含む): 45262800

約数和(自身を除く): 24327688

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 361, 418, 659, 722, 836, 1318, 1444, 1672, 2636, 2888, 3971, 5272, 7249, 7942, 12521, 14498, 15884, 25042, 28996, 31768, 50084, 57992, 100168, 137731, 237899, 275462, 475798, 550924, 951596, 1101848, 1903192, 2616889, 5233778, 10467556, 20935112]

約数ペア:

[(1, 20935112), (2, 10467556), (4, 5233778), (8, 2616889), (11, 1903192), (19, 1101848), (22, 951596), (38, 550924), (44, 475798), (76, 275462), (88, 237899), (152, 137731), (209, 100168), (361, 57992), (418, 50084), (659, 31768), (722, 28996), (836, 25042), (1318, 15884), (1444, 14498), (1672, 12521), (2636, 7942), (2888, 7249), (3971, 5272)]