20163915828

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{899051}}^1$

素因数の和:899157

約数の個数: 72

約数和(自身を含む): 58905887040

約数和(自身を除く): 38741971212

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 89, 126, 178, 252, 267, 356, 534, 623, 801, 1068, 1246, 1602, 1869, 2492, 3204, 3738, 5607, 7476, 11214, 22428, 899051, 1798102, 2697153, 3596204, 5394306, 6293357, 8091459, 10788612, 12586714, 16182918, 18880071, 25173428, 32365836, 37760142, 56640213, 75520284, 80015539, 113280426, 160031078, 226560852, 240046617, 320062156, 480093234, 560108773, 720139851, 960186468, 1120217546, 1440279702, 1680326319, 2240435092, 2880559404, 3360652638, 5040978957, 6721305276, 10081957914, 20163915828]

約数ペア:

[(1, 20163915828), (2, 10081957914), (3, 6721305276), (4, 5040978957), (6, 3360652638), (7, 2880559404), (9, 2240435092), (12, 1680326319), (14, 1440279702), (18, 1120217546), (21, 960186468), (28, 720139851), (36, 560108773), (42, 480093234), (63, 320062156), (84, 240046617), (89, 226560852), (126, 160031078), (178, 113280426), (252, 80015539), (267, 75520284), (356, 56640213), (534, 37760142), (623, 32365836), (801, 25173428), (1068, 18880071), (1246, 16182918), (1602, 12586714), (1869, 10788612), (2492, 8091459), (3204, 6293357), (3738, 5394306), (5607, 3596204), (7476, 2697153), (11214, 1798102), (22428, 899051)]