20338392

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{631}}^1$

素因数の和:736

約数の個数: 64

約数和(自身を含む): 54604800

約数和(自身を除く): 34266408

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 79, 102, 136, 158, 204, 237, 316, 408, 474, 631, 632, 948, 1262, 1343, 1893, 1896, 2524, 2686, 3786, 4029, 5048, 5372, 7572, 8058, 10727, 10744, 15144, 16116, 21454, 32181, 32232, 42908, 49849, 64362, 85816, 99698, 128724, 149547, 199396, 257448, 299094, 398792, 598188, 847433, 1196376, 1694866, 2542299, 3389732, 5084598, 6779464, 10169196, 20338392]

約数ペア:

[(1, 20338392), (2, 10169196), (3, 6779464), (4, 5084598), (6, 3389732), (8, 2542299), (12, 1694866), (17, 1196376), (24, 847433), (34, 598188), (51, 398792), (68, 299094), (79, 257448), (102, 199396), (136, 149547), (158, 128724), (204, 99698), (237, 85816), (316, 64362), (408, 49849), (474, 42908), (631, 32232), (632, 32181), (948, 21454), (1262, 16116), (1343, 15144), (1893, 10744), (1896, 10727), (2524, 8058), (2686, 7572), (3786, 5372), (4029, 5048)]