16781811704

素因数分解:

$2^3\times 7^1\times {\mathrm{113}}^1\times {\mathrm{283}}^1\times {\mathrm{9371}}^1$

素因数の和:9780

約数の個数: 64

約数和(自身を含む): 36411344640

約数和(自身を除く): 19629532936

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 113, 226, 283, 452, 566, 791, 904, 1132, 1582, 1981, 2264, 3164, 3962, 6328, 7924, 9371, 15848, 18742, 31979, 37484, 63958, 65597, 74968, 127916, 131194, 223853, 255832, 262388, 447706, 524776, 895412, 1058923, 1790824, 2117846, 2651993, 4235692, 5303986, 7412461, 8471384, 10607972, 14824922, 18563951, 21215944, 29649844, 37127902, 59299688, 74255804, 148511608, 299675209, 599350418, 1198700836, 2097726463, 2397401672, 4195452926, 8390905852, 16781811704]

約数ペア:

[(1, 16781811704), (2, 8390905852), (4, 4195452926), (7, 2397401672), (8, 2097726463), (14, 1198700836), (28, 599350418), (56, 299675209), (113, 148511608), (226, 74255804), (283, 59299688), (452, 37127902), (566, 29649844), (791, 21215944), (904, 18563951), (1132, 14824922), (1582, 10607972), (1981, 8471384), (2264, 7412461), (3164, 5303986), (3962, 4235692), (6328, 2651993), (7924, 2117846), (9371, 1790824), (15848, 1058923), (18742, 895412), (31979, 524776), (37484, 447706), (63958, 262388), (65597, 255832), (74968, 223853), (127916, 131194)]