19272764

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2131}}^1$

素因数の和:2178

約数の個数: 48

約数和(自身を含む): 42981120

約数和(自身を除く): 23708356

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 68, 76, 119, 133, 238, 266, 323, 476, 532, 646, 1292, 2131, 2261, 4262, 4522, 8524, 9044, 14917, 29834, 36227, 40489, 59668, 72454, 80978, 144908, 161956, 253589, 283423, 507178, 566846, 688313, 1014356, 1133692, 1376626, 2753252, 4818191, 9636382, 19272764]

約数ペア:

[(1, 19272764), (2, 9636382), (4, 4818191), (7, 2753252), (14, 1376626), (17, 1133692), (19, 1014356), (28, 688313), (34, 566846), (38, 507178), (68, 283423), (76, 253589), (119, 161956), (133, 144908), (238, 80978), (266, 72454), (323, 59668), (476, 40489), (532, 36227), (646, 29834), (1292, 14917), (2131, 9044), (2261, 8524), (4262, 4522)]