20442366

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8539}}^1$

素因数の和:8573

約数の個数: 48

約数和(自身を含む): 53289600

約数和(自身を除く): 32847234

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 8539, 17078, 25617, 51234, 59773, 76851, 119546, 153702, 162241, 179319, 324482, 358638, 486723, 537957, 973446, 1075914, 1135687, 1460169, 2271374, 2920338, 3407061, 6814122, 10221183, 20442366]

約数ペア:

[(1, 20442366), (2, 10221183), (3, 6814122), (6, 3407061), (7, 2920338), (9, 2271374), (14, 1460169), (18, 1135687), (19, 1075914), (21, 973446), (38, 537957), (42, 486723), (57, 358638), (63, 324482), (114, 179319), (126, 162241), (133, 153702), (171, 119546), (266, 76851), (342, 59773), (399, 51234), (798, 25617), (1197, 17078), (2394, 8539)]