20189099462

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1\times {\mathrm{461}}^1$

素因数の和:862

約数の個数: 96

約数和(自身を含む): 37905791616

約数和(自身を除く): 17716692154

約数列:

[1, 2, 7, 14, 17, 34, 49, 97, 98, 119, 194, 238, 271, 461, 542, 679, 833, 922, 1358, 1649, 1666, 1897, 3227, 3298, 3794, 4607, 4753, 6454, 7837, 9214, 9506, 11543, 13279, 15674, 22589, 23086, 26287, 26558, 32249, 44717, 45178, 52574, 54859, 64498, 80801, 89434, 109718, 124931, 161602, 184009, 225743, 249862, 313019, 368018, 384013, 446879, 451486, 626038, 760189, 768026, 874517, 893758, 1288063, 1520378, 1749034, 2123827, 2191133, 2576126, 3128153, 4247654, 4382266, 5321323, 6121619, 6256306, 10642646, 12118307, 12243238, 14866789, 21897071, 24236614, 29733578, 37249261, 43794142, 74498522, 84828149, 104067523, 169656298, 206011219, 208135046, 412022438, 593797043, 1187594086, 1442078533, 2884157066, 10094549731, 20189099462]

約数ペア:

[(1, 20189099462), (2, 10094549731), (7, 2884157066), (14, 1442078533), (17, 1187594086), (34, 593797043), (49, 412022438), (97, 208135046), (98, 206011219), (119, 169656298), (194, 104067523), (238, 84828149), (271, 74498522), (461, 43794142), (542, 37249261), (679, 29733578), (833, 24236614), (922, 21897071), (1358, 14866789), (1649, 12243238), (1666, 12118307), (1897, 10642646), (3227, 6256306), (3298, 6121619), (3794, 5321323), (4607, 4382266), (4753, 4247654), (6454, 3128153), (7837, 2576126), (9214, 2191133), (9506, 2123827), (11543, 1749034), (13279, 1520378), (15674, 1288063), (22589, 893758), (23086, 874517), (26287, 768026), (26558, 760189), (32249, 626038), (44717, 451486), (45178, 446879), (52574, 384013), (54859, 368018), (64498, 313019), (80801, 249862), (89434, 225743), (109718, 184009), (124931, 161602)]