198894888

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{145391}}^1$

素因数の和:145422

約数の個数: 48

約数和(自身を含む): 567028800

約数和(自身を除く): 368133912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 145391, 290782, 436173, 581564, 872346, 1163128, 1308519, 1744692, 2617038, 2762429, 3489384, 5234076, 5524858, 8287287, 10468152, 11049716, 16574574, 22099432, 24861861, 33149148, 49723722, 66298296, 99447444, 198894888]

約数ペア:

[(1, 198894888), (2, 99447444), (3, 66298296), (4, 49723722), (6, 33149148), (8, 24861861), (9, 22099432), (12, 16574574), (18, 11049716), (19, 10468152), (24, 8287287), (36, 5524858), (38, 5234076), (57, 3489384), (72, 2762429), (76, 2617038), (114, 1744692), (152, 1308519), (171, 1163128), (228, 872346), (342, 581564), (456, 436173), (684, 290782), (1368, 145391)]