19762204

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:359

約数の個数: 72

約数和(自身を含む): 45879680

約数和(自身を除く): 26117476

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 121, 133, 154, 209, 242, 266, 307, 308, 418, 484, 532, 614, 836, 847, 1228, 1463, 1694, 2149, 2299, 2926, 3377, 3388, 4298, 4598, 5833, 5852, 6754, 8596, 9196, 11666, 13508, 16093, 23332, 23639, 32186, 37147, 40831, 47278, 64163, 64372, 74294, 81662, 94556, 128326, 148588, 163324, 256652, 260029, 449141, 520058, 705793, 898282, 1040116, 1411586, 1796564, 2823172, 4940551, 9881102, 19762204]

約数ペア:

[(1, 19762204), (2, 9881102), (4, 4940551), (7, 2823172), (11, 1796564), (14, 1411586), (19, 1040116), (22, 898282), (28, 705793), (38, 520058), (44, 449141), (76, 260029), (77, 256652), (121, 163324), (133, 148588), (154, 128326), (209, 94556), (242, 81662), (266, 74294), (307, 64372), (308, 64163), (418, 47278), (484, 40831), (532, 37147), (614, 32186), (836, 23639), (847, 23332), (1228, 16093), (1463, 13508), (1694, 11666), (2149, 9196), (2299, 8596), (2926, 6754), (3377, 5852), (3388, 5833), (4298, 4598)]