20148257666

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{62533}}^1$

素因数の和:62754

約数の個数: 32

約数和(自身を含む): 32567707200

約数和(自身を除く): 12419449534

約数列:

[1, 2, 19, 38, 61, 122, 139, 278, 1159, 2318, 2641, 5282, 8479, 16958, 62533, 125066, 161101, 322202, 1188127, 2376254, 3814513, 7629026, 8692087, 17384174, 72475747, 144951494, 165149653, 330299306, 530217307, 1060434614, 10074128833, 20148257666]

約数ペア:

[(1, 20148257666), (2, 10074128833), (19, 1060434614), (38, 530217307), (61, 330299306), (122, 165149653), (139, 144951494), (278, 72475747), (1159, 17384174), (2318, 8692087), (2641, 7629026), (5282, 3814513), (8479, 2376254), (16958, 1188127), (62533, 322202), (125066, 161101)]