20471976

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{269}}^1$

素因数の和:439

約数の個数: 96

約数和(自身を含む): 64022400

約数和(自身を除く): 43550424

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 151, 168, 252, 269, 302, 453, 504, 538, 604, 807, 906, 1057, 1076, 1208, 1359, 1614, 1812, 1883, 2114, 2152, 2421, 2718, 3171, 3228, 3624, 3766, 4228, 4842, 5436, 5649, 6342, 6456, 7532, 8456, 9513, 9684, 10872, 11298, 12684, 15064, 16947, 19026, 19368, 22596, 25368, 33894, 38052, 40619, 45192, 67788, 76104, 81238, 121857, 135576, 162476, 243714, 284333, 324952, 365571, 487428, 568666, 731142, 852999, 974856, 1137332, 1462284, 1705998, 2274664, 2558997, 2924568, 3411996, 5117994, 6823992, 10235988, 20471976]

約数ペア:

[(1, 20471976), (2, 10235988), (3, 6823992), (4, 5117994), (6, 3411996), (7, 2924568), (8, 2558997), (9, 2274664), (12, 1705998), (14, 1462284), (18, 1137332), (21, 974856), (24, 852999), (28, 731142), (36, 568666), (42, 487428), (56, 365571), (63, 324952), (72, 284333), (84, 243714), (126, 162476), (151, 135576), (168, 121857), (252, 81238), (269, 76104), (302, 67788), (453, 45192), (504, 40619), (538, 38052), (604, 33894), (807, 25368), (906, 22596), (1057, 19368), (1076, 19026), (1208, 16947), (1359, 15064), (1614, 12684), (1812, 11298), (1883, 10872), (2114, 9684), (2152, 9513), (2421, 8456), (2718, 7532), (3171, 6456), (3228, 6342), (3624, 5649), (3766, 5436), (4228, 4842)]