18564420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{44201}}^1$

素因数の和:44220

約数の個数: 48

約数和(自身を含む): 59407488

約数和(自身を除く): 40843068

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 44201, 88402, 132603, 176804, 221005, 265206, 309407, 442010, 530412, 618814, 663015, 884020, 928221, 1237628, 1326030, 1547035, 1856442, 2652060, 3094070, 3712884, 4641105, 6188140, 9282210, 18564420]

約数ペア:

[(1, 18564420), (2, 9282210), (3, 6188140), (4, 4641105), (5, 3712884), (6, 3094070), (7, 2652060), (10, 1856442), (12, 1547035), (14, 1326030), (15, 1237628), (20, 928221), (21, 884020), (28, 663015), (30, 618814), (35, 530412), (42, 442010), (60, 309407), (70, 265206), (84, 221005), (105, 176804), (140, 132603), (210, 88402), (420, 44201)]