1993939488

素因数分解:

$2^5\times 3^2\times {\mathrm{1021}}^1\times {\mathrm{6781}}^1$

素因数の和:7818

約数の個数: 72

約数和(自身を含む): 5676656076

約数和(自身を除く): 3682716588

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 1021, 2042, 3063, 4084, 6126, 6781, 8168, 9189, 12252, 13562, 16336, 18378, 20343, 24504, 27124, 32672, 36756, 40686, 49008, 54248, 61029, 73512, 81372, 98016, 108496, 122058, 147024, 162744, 216992, 244116, 294048, 325488, 488232, 650976, 976464, 1952928, 6923401, 13846802, 20770203, 27693604, 41540406, 55387208, 62310609, 83080812, 110774416, 124621218, 166161624, 221548832, 249242436, 332323248, 498484872, 664646496, 996969744, 1993939488]

約数ペア:

[(1, 1993939488), (2, 996969744), (3, 664646496), (4, 498484872), (6, 332323248), (8, 249242436), (9, 221548832), (12, 166161624), (16, 124621218), (18, 110774416), (24, 83080812), (32, 62310609), (36, 55387208), (48, 41540406), (72, 27693604), (96, 20770203), (144, 13846802), (288, 6923401), (1021, 1952928), (2042, 976464), (3063, 650976), (4084, 488232), (6126, 325488), (6781, 294048), (8168, 244116), (9189, 216992), (12252, 162744), (13562, 147024), (16336, 122058), (18378, 108496), (20343, 98016), (24504, 81372), (27124, 73512), (32672, 61029), (36756, 54248), (40686, 49008)]