20170508862

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{271}}^1\times {\mathrm{383}}^1\times {\mathrm{661}}^1$

素因数の和:1334

約数の個数: 96

約数和(自身を含む): 47294889984

約数和(自身を除く): 27124381122

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 271, 294, 383, 542, 661, 766, 813, 1149, 1322, 1626, 1897, 1983, 2298, 2681, 3794, 3966, 4627, 5362, 5691, 8043, 9254, 11382, 13279, 13881, 16086, 18767, 26558, 27762, 32389, 37534, 39837, 56301, 64778, 79674, 97167, 103793, 112602, 179131, 194334, 207586, 253163, 311379, 358262, 506326, 537393, 622758, 726551, 759489, 1074786, 1253917, 1453102, 1518978, 1772141, 2179653, 2507834, 3544282, 3761751, 4359306, 5085857, 5316423, 7523502, 8777419, 10171714, 10632846, 12404987, 15257571, 17554838, 24809974, 26332257, 30515142, 37214961, 52664514, 68607173, 74429922, 137214346, 205821519, 411643038, 480250211, 960500422, 1440750633, 2881501266, 3361751477, 6723502954, 10085254431, 20170508862]

約数ペア:

[(1, 20170508862), (2, 10085254431), (3, 6723502954), (6, 3361751477), (7, 2881501266), (14, 1440750633), (21, 960500422), (42, 480250211), (49, 411643038), (98, 205821519), (147, 137214346), (271, 74429922), (294, 68607173), (383, 52664514), (542, 37214961), (661, 30515142), (766, 26332257), (813, 24809974), (1149, 17554838), (1322, 15257571), (1626, 12404987), (1897, 10632846), (1983, 10171714), (2298, 8777419), (2681, 7523502), (3794, 5316423), (3966, 5085857), (4627, 4359306), (5362, 3761751), (5691, 3544282), (8043, 2507834), (9254, 2179653), (11382, 1772141), (13279, 1518978), (13881, 1453102), (16086, 1253917), (18767, 1074786), (26558, 759489), (27762, 726551), (32389, 622758), (37534, 537393), (39837, 506326), (56301, 358262), (64778, 311379), (79674, 253163), (97167, 207586), (103793, 194334), (112602, 179131)]