18781770112

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{6971}}^1$

素因数の和:7120

約数の個数: 128

約数和(自身を含む): 44602951680

約数和(自身を除く): 25821181568

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 97, 112, 124, 128, 194, 217, 224, 248, 388, 434, 448, 496, 679, 776, 868, 896, 992, 1358, 1552, 1736, 1984, 2716, 3007, 3104, 3472, 3968, 5432, 6014, 6208, 6944, 6971, 10864, 12028, 12416, 13888, 13942, 21049, 21728, 24056, 27776, 27884, 42098, 43456, 48112, 48797, 55768, 84196, 86912, 96224, 97594, 111536, 168392, 192448, 195188, 216101, 223072, 336784, 384896, 390376, 432202, 446144, 673568, 676187, 780752, 864404, 892288, 1347136, 1352374, 1512707, 1561504, 1728808, 2694272, 2704748, 3025414, 3123008, 3457616, 4733309, 5409496, 6050828, 6246016, 6915232, 9466618, 10818992, 12101656, 13830464, 18933236, 20961797, 21637984, 24203312, 27660928, 37866472, 41923594, 43275968, 48406624, 75732944, 83847188, 86551936, 96813248, 146732579, 151465888, 167694376, 193626496, 293465158, 302931776, 335388752, 586930316, 605863552, 670777504, 1173860632, 1341555008, 2347721264, 2683110016, 4695442528, 9390885056, 18781770112]

約数ペア:

[(1, 18781770112), (2, 9390885056), (4, 4695442528), (7, 2683110016), (8, 2347721264), (14, 1341555008), (16, 1173860632), (28, 670777504), (31, 605863552), (32, 586930316), (56, 335388752), (62, 302931776), (64, 293465158), (97, 193626496), (112, 167694376), (124, 151465888), (128, 146732579), (194, 96813248), (217, 86551936), (224, 83847188), (248, 75732944), (388, 48406624), (434, 43275968), (448, 41923594), (496, 37866472), (679, 27660928), (776, 24203312), (868, 21637984), (896, 20961797), (992, 18933236), (1358, 13830464), (1552, 12101656), (1736, 10818992), (1984, 9466618), (2716, 6915232), (3007, 6246016), (3104, 6050828), (3472, 5409496), (3968, 4733309), (5432, 3457616), (6014, 3123008), (6208, 3025414), (6944, 2704748), (6971, 2694272), (10864, 1728808), (12028, 1561504), (12416, 1512707), (13888, 1352374), (13942, 1347136), (21049, 892288), (21728, 864404), (24056, 780752), (27776, 676187), (27884, 673568), (42098, 446144), (43456, 432202), (48112, 390376), (48797, 384896), (55768, 336784), (84196, 223072), (86912, 216101), (96224, 195188), (97594, 192448), (111536, 168392)]