18852961954

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1\times {\mathrm{677}}^1$

素因数の和:1107

約数の個数: 64

約数和(自身を含む): 31632768000

約数和(自身を除く): 12779806046

約数列:

[1, 2, 17, 23, 34, 46, 149, 239, 298, 391, 478, 677, 782, 1354, 2533, 3427, 4063, 5066, 5497, 6854, 8126, 10994, 11509, 15571, 23018, 31142, 35611, 58259, 71222, 93449, 100873, 116518, 161803, 186898, 201746, 264707, 323606, 529414, 605387, 819053, 1210774, 1638106, 1714841, 2320079, 2750651, 3429682, 3721469, 4640158, 5501302, 7442938, 13923901, 24108647, 27847802, 39441343, 48217294, 63264973, 78882686, 126529946, 409846999, 554498881, 819693998, 1108997762, 9426480977, 18852961954]

約数ペア:

[(1, 18852961954), (2, 9426480977), (17, 1108997762), (23, 819693998), (34, 554498881), (46, 409846999), (149, 126529946), (239, 78882686), (298, 63264973), (391, 48217294), (478, 39441343), (677, 27847802), (782, 24108647), (1354, 13923901), (2533, 7442938), (3427, 5501302), (4063, 4640158), (5066, 3721469), (5497, 3429682), (6854, 2750651), (8126, 2320079), (10994, 1714841), (11509, 1638106), (15571, 1210774), (23018, 819053), (31142, 605387), (35611, 529414), (58259, 323606), (71222, 264707), (93449, 201746), (100873, 186898), (116518, 161803)]