20763888

素因数分解:

$2^4\times 3^1\times {\mathrm{229}}^1\times {\mathrm{1889}}^1$

素因数の和:2129

約数の個数: 40

約数和(自身を含む): 53902800

約数和(自身を除く): 33138912

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 229, 458, 687, 916, 1374, 1832, 1889, 2748, 3664, 3778, 5496, 5667, 7556, 10992, 11334, 15112, 22668, 30224, 45336, 90672, 432581, 865162, 1297743, 1730324, 2595486, 3460648, 5190972, 6921296, 10381944, 20763888]

約数ペア:

[(1, 20763888), (2, 10381944), (3, 6921296), (4, 5190972), (6, 3460648), (8, 2595486), (12, 1730324), (16, 1297743), (24, 865162), (48, 432581), (229, 90672), (458, 45336), (687, 30224), (916, 22668), (1374, 15112), (1832, 11334), (1889, 10992), (2748, 7556), (3664, 5667), (3778, 5496)]