18028728

素因数分解:

$2^3\times 3^2\times {\mathrm{241}}^1\times {\mathrm{1039}}^1$

素因数の和:1292

約数の個数: 48

約数和(自身を含む): 49077600

約数和(自身を除く): 31048872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 241, 482, 723, 964, 1039, 1446, 1928, 2078, 2169, 2892, 3117, 4156, 4338, 5784, 6234, 8312, 8676, 9351, 12468, 17352, 18702, 24936, 37404, 74808, 250399, 500798, 751197, 1001596, 1502394, 2003192, 2253591, 3004788, 4507182, 6009576, 9014364, 18028728]

約数ペア:

[(1, 18028728), (2, 9014364), (3, 6009576), (4, 4507182), (6, 3004788), (8, 2253591), (9, 2003192), (12, 1502394), (18, 1001596), (24, 751197), (36, 500798), (72, 250399), (241, 74808), (482, 37404), (723, 24936), (964, 18702), (1039, 17352), (1446, 12468), (1928, 9351), (2078, 8676), (2169, 8312), (2892, 6234), (3117, 5784), (4156, 4338)]