19719612

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^2\times {\mathrm{503}}^1$

素因数の和:541

約数の個数: 90

約数和(自身を含む): 56776104

約数和(自身を除く): 37056492

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 81, 99, 108, 121, 132, 162, 198, 242, 297, 324, 363, 396, 484, 503, 594, 726, 891, 1006, 1089, 1188, 1452, 1509, 1782, 2012, 2178, 3018, 3267, 3564, 4356, 4527, 5533, 6036, 6534, 9054, 9801, 11066, 13068, 13581, 16599, 18108, 19602, 22132, 27162, 33198, 39204, 40743, 49797, 54324, 60863, 66396, 81486, 99594, 121726, 149391, 162972, 182589, 199188, 243452, 298782, 365178, 448173, 547767, 597564, 730356, 896346, 1095534, 1643301, 1792692, 2191068, 3286602, 4929903, 6573204, 9859806, 19719612]

約数ペア:

[(1, 19719612), (2, 9859806), (3, 6573204), (4, 4929903), (6, 3286602), (9, 2191068), (11, 1792692), (12, 1643301), (18, 1095534), (22, 896346), (27, 730356), (33, 597564), (36, 547767), (44, 448173), (54, 365178), (66, 298782), (81, 243452), (99, 199188), (108, 182589), (121, 162972), (132, 149391), (162, 121726), (198, 99594), (242, 81486), (297, 66396), (324, 60863), (363, 54324), (396, 49797), (484, 40743), (503, 39204), (594, 33198), (726, 27162), (891, 22132), (1006, 19602), (1089, 18108), (1188, 16599), (1452, 13581), (1509, 13068), (1782, 11066), (2012, 9801), (2178, 9054), (3018, 6534), (3267, 6036), (3564, 5533), (4356, 4527)]