19998582948

素因数分解:

$2^2\times 3^2\times {\mathrm{307}}^1\times {\mathrm{571}}^1\times {\mathrm{3169}}^1$

素因数の和:4057

約数の個数: 72

約数和(自身を含む): 50821490720

約数和(自身を除く): 30822907772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 307, 571, 614, 921, 1142, 1228, 1713, 1842, 2284, 2763, 3169, 3426, 3684, 5139, 5526, 6338, 6852, 9507, 10278, 11052, 12676, 19014, 20556, 28521, 38028, 57042, 114084, 175297, 350594, 525891, 701188, 972883, 1051782, 1577673, 1809499, 1945766, 2103564, 2918649, 3155346, 3618998, 3891532, 5428497, 5837298, 6310692, 7237996, 8755947, 10856994, 11674596, 16285491, 17511894, 21713988, 32570982, 35023788, 65141964, 555516193, 1111032386, 1666548579, 2222064772, 3333097158, 4999645737, 6666194316, 9999291474, 19998582948]

約数ペア:

[(1, 19998582948), (2, 9999291474), (3, 6666194316), (4, 4999645737), (6, 3333097158), (9, 2222064772), (12, 1666548579), (18, 1111032386), (36, 555516193), (307, 65141964), (571, 35023788), (614, 32570982), (921, 21713988), (1142, 17511894), (1228, 16285491), (1713, 11674596), (1842, 10856994), (2284, 8755947), (2763, 7237996), (3169, 6310692), (3426, 5837298), (3684, 5428497), (5139, 3891532), (5526, 3618998), (6338, 3155346), (6852, 2918649), (9507, 2103564), (10278, 1945766), (11052, 1809499), (12676, 1577673), (19014, 1051782), (20556, 972883), (28521, 701188), (38028, 525891), (57042, 350594), (114084, 175297)]