19691916

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1163}}^1$

素因数の和:1270

約数の個数: 48

約数和(自身を含む): 49279104

約数和(自身を除く): 29587188

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 83, 102, 166, 204, 249, 332, 498, 996, 1163, 1411, 2326, 2822, 3489, 4233, 4652, 5644, 6978, 8466, 13956, 16932, 19771, 39542, 59313, 79084, 96529, 118626, 193058, 237252, 289587, 386116, 579174, 1158348, 1640993, 3281986, 4922979, 6563972, 9845958, 19691916]

約数ペア:

[(1, 19691916), (2, 9845958), (3, 6563972), (4, 4922979), (6, 3281986), (12, 1640993), (17, 1158348), (34, 579174), (51, 386116), (68, 289587), (83, 237252), (102, 193058), (166, 118626), (204, 96529), (249, 79084), (332, 59313), (498, 39542), (996, 19771), (1163, 16932), (1411, 13956), (2326, 8466), (2822, 6978), (3489, 5644), (4233, 4652)]