19580688

素因数分解:

$2^4\times 3^2\times {\mathrm{135977}}^1$

素因数の和:135991

約数の個数: 30

約数和(自身を含む): 54799134

約数和(自身を除く): 35218446

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 135977, 271954, 407931, 543908, 815862, 1087816, 1223793, 1631724, 2175632, 2447586, 3263448, 4895172, 6526896, 9790344, 19580688]

約数ペア:

[(1, 19580688), (2, 9790344), (3, 6526896), (4, 4895172), (6, 3263448), (8, 2447586), (9, 2175632), (12, 1631724), (16, 1223793), (18, 1087816), (24, 815862), (36, 543908), (48, 407931), (72, 271954), (144, 135977)]