19438174

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:169

約数の個数: 64

約数和(自身を含む): 38071296

約数和(自身を除く): 18633122

約数列:

[1, 2, 7, 14, 17, 23, 34, 46, 53, 67, 106, 119, 134, 161, 238, 322, 371, 391, 469, 742, 782, 901, 938, 1139, 1219, 1541, 1802, 2278, 2438, 2737, 3082, 3551, 5474, 6307, 7102, 7973, 8533, 10787, 12614, 15946, 17066, 20723, 21574, 24857, 26197, 41446, 49714, 52394, 60367, 81673, 120734, 145061, 163346, 183379, 290122, 366758, 422569, 571711, 845138, 1143422, 1388441, 2776882, 9719087, 19438174]

約数ペア:

[(1, 19438174), (2, 9719087), (7, 2776882), (14, 1388441), (17, 1143422), (23, 845138), (34, 571711), (46, 422569), (53, 366758), (67, 290122), (106, 183379), (119, 163346), (134, 145061), (161, 120734), (238, 81673), (322, 60367), (371, 52394), (391, 49714), (469, 41446), (742, 26197), (782, 24857), (901, 21574), (938, 20723), (1139, 17066), (1219, 15946), (1541, 12614), (1802, 10787), (2278, 8533), (2438, 7973), (2737, 7102), (3082, 6307), (3551, 5474)]