20235512916

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{3301}}^1\times {\mathrm{3623}}^1$

素因数の和:6981

約数の個数: 72

約数和(自身を含む): 52269444864

約数和(自身を除く): 32033931948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 564, 846, 1692, 3301, 3623, 6602, 7246, 9903, 10869, 13204, 14492, 19806, 21738, 29709, 32607, 39612, 43476, 59418, 65214, 118836, 130428, 155147, 170281, 310294, 340562, 465441, 510843, 620588, 681124, 930882, 1021686, 1396323, 1532529, 1861764, 2043372, 2792646, 3065058, 5585292, 6130116, 11959523, 23919046, 35878569, 47838092, 71757138, 107635707, 143514276, 215271414, 430542828, 562097581, 1124195162, 1686292743, 2248390324, 3372585486, 5058878229, 6745170972, 10117756458, 20235512916]

約数ペア:

[(1, 20235512916), (2, 10117756458), (3, 6745170972), (4, 5058878229), (6, 3372585486), (9, 2248390324), (12, 1686292743), (18, 1124195162), (36, 562097581), (47, 430542828), (94, 215271414), (141, 143514276), (188, 107635707), (282, 71757138), (423, 47838092), (564, 35878569), (846, 23919046), (1692, 11959523), (3301, 6130116), (3623, 5585292), (6602, 3065058), (7246, 2792646), (9903, 2043372), (10869, 1861764), (13204, 1532529), (14492, 1396323), (19806, 1021686), (21738, 930882), (29709, 681124), (32607, 620588), (39612, 510843), (43476, 465441), (59418, 340562), (65214, 310294), (118836, 170281), (130428, 155147)]