189195786

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{18803}}^1$

素因数の和:18867

約数の個数: 48

約数和(自身を含む): 451747296

約数和(自身を除く): 262551510

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 43, 78, 86, 117, 129, 234, 258, 387, 559, 774, 1118, 1677, 3354, 5031, 10062, 18803, 37606, 56409, 112818, 169227, 244439, 338454, 488878, 733317, 808529, 1466634, 1617058, 2199951, 2425587, 4399902, 4851174, 7276761, 10510877, 14553522, 21021754, 31532631, 63065262, 94597893, 189195786]

約数ペア:

[(1, 189195786), (2, 94597893), (3, 63065262), (6, 31532631), (9, 21021754), (13, 14553522), (18, 10510877), (26, 7276761), (39, 4851174), (43, 4399902), (78, 2425587), (86, 2199951), (117, 1617058), (129, 1466634), (234, 808529), (258, 733317), (387, 488878), (559, 338454), (774, 244439), (1118, 169227), (1677, 112818), (3354, 56409), (5031, 37606), (10062, 18803)]