20898936

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{15277}}^1$

素因数の和:15308

約数の個数: 48

約数和(自身を含む): 59584200

約数和(自身を除く): 38685264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 15277, 30554, 45831, 61108, 91662, 122216, 137493, 183324, 274986, 290263, 366648, 549972, 580526, 870789, 1099944, 1161052, 1741578, 2322104, 2612367, 3483156, 5224734, 6966312, 10449468, 20898936]

約数ペア:

[(1, 20898936), (2, 10449468), (3, 6966312), (4, 5224734), (6, 3483156), (8, 2612367), (9, 2322104), (12, 1741578), (18, 1161052), (19, 1099944), (24, 870789), (36, 580526), (38, 549972), (57, 366648), (72, 290263), (76, 274986), (114, 183324), (152, 137493), (171, 122216), (228, 91662), (342, 61108), (456, 45831), (684, 30554), (1368, 15277)]