19265428

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{7561}}^1$

素因数の和:7592

約数の個数: 36

約数和(自身を含む): 42241332

約数和(自身を除く): 22975904

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 7561, 15122, 30244, 52927, 98293, 105854, 196586, 211708, 370489, 393172, 688051, 740978, 1376102, 1481956, 2752204, 4816357, 9632714, 19265428]

約数ペア:

[(1, 19265428), (2, 9632714), (4, 4816357), (7, 2752204), (13, 1481956), (14, 1376102), (26, 740978), (28, 688051), (49, 393172), (52, 370489), (91, 211708), (98, 196586), (182, 105854), (196, 98293), (364, 52927), (637, 30244), (1274, 15122), (2548, 7561)]