19580028

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{401}}^1$

素因数の和:734

約数の個数: 48

約数和(自身を含む): 49481376

約数和(自身を除く): 29901348

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 313, 401, 626, 802, 939, 1203, 1252, 1604, 1878, 2406, 3756, 4069, 4812, 5213, 8138, 10426, 12207, 15639, 16276, 20852, 24414, 31278, 48828, 62556, 125513, 251026, 376539, 502052, 753078, 1506156, 1631669, 3263338, 4895007, 6526676, 9790014, 19580028]

約数ペア:

[(1, 19580028), (2, 9790014), (3, 6526676), (4, 4895007), (6, 3263338), (12, 1631669), (13, 1506156), (26, 753078), (39, 502052), (52, 376539), (78, 251026), (156, 125513), (313, 62556), (401, 48828), (626, 31278), (802, 24414), (939, 20852), (1203, 16276), (1252, 15639), (1604, 12207), (1878, 10426), (2406, 8138), (3756, 5213), (4069, 4812)]