20996914158

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{612977}}^1$

素因数の和:613169

約数の個数: 48

約数和(自身を含む): 49916024496

約数和(自身を除く): 28919110338

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 173, 198, 346, 519, 1038, 1557, 1903, 3114, 3806, 5709, 11418, 17127, 34254, 612977, 1225954, 1838931, 3677862, 5516793, 6742747, 11033586, 13485494, 20228241, 40456482, 60684723, 106045021, 121369446, 212090042, 318135063, 636270126, 954405189, 1166495231, 1908810378, 2332990462, 3499485693, 6998971386, 10498457079, 20996914158]

約数ペア:

[(1, 20996914158), (2, 10498457079), (3, 6998971386), (6, 3499485693), (9, 2332990462), (11, 1908810378), (18, 1166495231), (22, 954405189), (33, 636270126), (66, 318135063), (99, 212090042), (173, 121369446), (198, 106045021), (346, 60684723), (519, 40456482), (1038, 20228241), (1557, 13485494), (1903, 11033586), (3114, 6742747), (3806, 5516793), (5709, 3677862), (11418, 1838931), (17127, 1225954), (34254, 612977)]