20161218042

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{563}}^1\times {\mathrm{6047}}^1$

素因数の和:6672

約数の個数: 96

約数和(自身を含む): 51084214272

約数和(自身を除く): 30922996230

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 47, 63, 94, 126, 141, 282, 329, 423, 563, 658, 846, 987, 1126, 1689, 1974, 2961, 3378, 3941, 5067, 5922, 6047, 7882, 10134, 11823, 12094, 18141, 23646, 26461, 35469, 36282, 42329, 52922, 54423, 70938, 79383, 84658, 108846, 126987, 158766, 185227, 238149, 253974, 284209, 370454, 380961, 476298, 555681, 568418, 761922, 852627, 1111362, 1667043, 1705254, 1989463, 2557881, 3334086, 3404461, 3978926, 5115762, 5968389, 6808922, 10213383, 11936778, 17905167, 20426766, 23831227, 30640149, 35810334, 47662454, 61280298, 71493681, 142987362, 160009667, 214481043, 320019334, 428962086, 480029001, 960058002, 1120067669, 1440087003, 2240135338, 2880174006, 3360203007, 6720406014, 10080609021, 20161218042]

約数ペア:

[(1, 20161218042), (2, 10080609021), (3, 6720406014), (6, 3360203007), (7, 2880174006), (9, 2240135338), (14, 1440087003), (18, 1120067669), (21, 960058002), (42, 480029001), (47, 428962086), (63, 320019334), (94, 214481043), (126, 160009667), (141, 142987362), (282, 71493681), (329, 61280298), (423, 47662454), (563, 35810334), (658, 30640149), (846, 23831227), (987, 20426766), (1126, 17905167), (1689, 11936778), (1974, 10213383), (2961, 6808922), (3378, 5968389), (3941, 5115762), (5067, 3978926), (5922, 3404461), (6047, 3334086), (7882, 2557881), (10134, 1989463), (11823, 1705254), (12094, 1667043), (18141, 1111362), (23646, 852627), (26461, 761922), (35469, 568418), (36282, 555681), (42329, 476298), (52922, 380961), (54423, 370454), (70938, 284209), (79383, 253974), (84658, 238149), (108846, 185227), (126987, 158766)]