189455588

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{2089}}^1$

素因数の和:2220

約数の個数: 48

約数和(自身を含む): 393254400

約数和(自身を除く): 203798812

約数列:

[1, 2, 4, 7, 14, 28, 41, 79, 82, 158, 164, 287, 316, 553, 574, 1106, 1148, 2089, 2212, 3239, 4178, 6478, 8356, 12956, 14623, 22673, 29246, 45346, 58492, 85649, 90692, 165031, 171298, 330062, 342596, 599543, 660124, 1155217, 1199086, 2310434, 2398172, 4620868, 6766271, 13532542, 27065084, 47363897, 94727794, 189455588]

約数ペア:

[(1, 189455588), (2, 94727794), (4, 47363897), (7, 27065084), (14, 13532542), (28, 6766271), (41, 4620868), (79, 2398172), (82, 2310434), (158, 1199086), (164, 1155217), (287, 660124), (316, 599543), (553, 342596), (574, 330062), (1106, 171298), (1148, 165031), (2089, 90692), (2212, 85649), (3239, 58492), (4178, 45346), (6478, 29246), (8356, 22673), (12956, 14623)]