18222894

素因数分解:

$2^1\times 3^4\times {\mathrm{197}}^1\times {\mathrm{571}}^1$

素因数の和:782

約数の個数: 40

約数和(自身を含む): 41111928

約数和(自身を除く): 22889034

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 197, 394, 571, 591, 1142, 1182, 1713, 1773, 3426, 3546, 5139, 5319, 10278, 10638, 15417, 15957, 30834, 31914, 46251, 92502, 112487, 224974, 337461, 674922, 1012383, 2024766, 3037149, 6074298, 9111447, 18222894]

約数ペア:

[(1, 18222894), (2, 9111447), (3, 6074298), (6, 3037149), (9, 2024766), (18, 1012383), (27, 674922), (54, 337461), (81, 224974), (162, 112487), (197, 92502), (394, 46251), (571, 31914), (591, 30834), (1142, 15957), (1182, 15417), (1713, 10638), (1773, 10278), (3426, 5319), (3546, 5139)]