20153148

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{563}}^1$

素因数の和:746

約数の個数: 48

約数和(自身を含む): 49902720

約数和(自身を除く): 29749572

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 157, 228, 314, 471, 563, 628, 942, 1126, 1689, 1884, 2252, 2983, 3378, 5966, 6756, 8949, 10697, 11932, 17898, 21394, 32091, 35796, 42788, 64182, 88391, 128364, 176782, 265173, 353564, 530346, 1060692, 1679429, 3358858, 5038287, 6717716, 10076574, 20153148]

約数ペア:

[(1, 20153148), (2, 10076574), (3, 6717716), (4, 5038287), (6, 3358858), (12, 1679429), (19, 1060692), (38, 530346), (57, 353564), (76, 265173), (114, 176782), (157, 128364), (228, 88391), (314, 64182), (471, 42788), (563, 35796), (628, 32091), (942, 21394), (1126, 17898), (1689, 11932), (1884, 10697), (2252, 8949), (2983, 6756), (3378, 5966)]