19963590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7477}}^1$

素因数の和:7576

約数の個数: 32

約数和(自身を含む): 48457440

約数和(自身を除く): 28493850

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 89, 178, 267, 445, 534, 890, 1335, 2670, 7477, 14954, 22431, 37385, 44862, 74770, 112155, 224310, 665453, 1330906, 1996359, 3327265, 3992718, 6654530, 9981795, 19963590]

約数ペア:

[(1, 19963590), (2, 9981795), (3, 6654530), (5, 3992718), (6, 3327265), (10, 1996359), (15, 1330906), (30, 665453), (89, 224310), (178, 112155), (267, 74770), (445, 44862), (534, 37385), (890, 22431), (1335, 14954), (2670, 7477)]