20439554499

素因数分解:

$3^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{924323}}^1$

素因数の和:924358

約数の個数: 48

約数和(自身を含む): 37682840832

約数和(自身を除く): 17243286333

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 189, 243, 273, 351, 567, 819, 1053, 1701, 2457, 3159, 7371, 22113, 924323, 2772969, 6470261, 8318907, 12016199, 19410783, 24956721, 36048597, 58232349, 74870163, 84113393, 108145791, 174697047, 224610489, 252340179, 324437373, 524091141, 757020537, 973312119, 1572273423, 2271061611, 2919936357, 6813184833, 20439554499]

約数ペア:

[(1, 20439554499), (3, 6813184833), (7, 2919936357), (9, 2271061611), (13, 1572273423), (21, 973312119), (27, 757020537), (39, 524091141), (63, 324437373), (81, 252340179), (91, 224610489), (117, 174697047), (189, 108145791), (243, 84113393), (273, 74870163), (351, 58232349), (567, 36048597), (819, 24956721), (1053, 19410783), (1701, 12016199), (2457, 8318907), (3159, 6470261), (7371, 2772969), (22113, 924323)]