20537442

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{541}}^1$

素因数の和:608

約数の個数: 64

約数和(自身を含む): 49430400

約数和(自身を除く): 28892958

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 37, 38, 54, 57, 74, 111, 114, 171, 222, 333, 342, 513, 541, 666, 703, 999, 1026, 1082, 1406, 1623, 1998, 2109, 3246, 4218, 4869, 6327, 9738, 10279, 12654, 14607, 18981, 20017, 20558, 29214, 30837, 37962, 40034, 60051, 61674, 92511, 120102, 180153, 185022, 277533, 360306, 380323, 540459, 555066, 760646, 1080918, 1140969, 2281938, 3422907, 6845814, 10268721, 20537442]

約数ペア:

[(1, 20537442), (2, 10268721), (3, 6845814), (6, 3422907), (9, 2281938), (18, 1140969), (19, 1080918), (27, 760646), (37, 555066), (38, 540459), (54, 380323), (57, 360306), (74, 277533), (111, 185022), (114, 180153), (171, 120102), (222, 92511), (333, 61674), (342, 60051), (513, 40034), (541, 37962), (666, 30837), (703, 29214), (999, 20558), (1026, 20017), (1082, 18981), (1406, 14607), (1623, 12654), (1998, 10279), (2109, 9738), (3246, 6327), (4218, 4869)]