20163623296

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{215497}}^1$

素因数の和:215571

約数の個数: 64

約数和(自身を含む): 43521976080

約数和(自身を除く): 23358352784

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 43, 64, 68, 86, 128, 136, 172, 272, 344, 544, 688, 731, 1088, 1376, 1462, 2176, 2752, 2924, 5504, 5848, 11696, 23392, 46784, 93568, 215497, 430994, 861988, 1723976, 3447952, 3663449, 6895904, 7326898, 9266371, 13791808, 14653796, 18532742, 27583616, 29307592, 37065484, 58615184, 74130968, 117230368, 148261936, 157528307, 234460736, 296523872, 315056614, 468921472, 593047744, 630113228, 1186095488, 1260226456, 2520452912, 5040905824, 10081811648, 20163623296]

約数ペア:

[(1, 20163623296), (2, 10081811648), (4, 5040905824), (8, 2520452912), (16, 1260226456), (17, 1186095488), (32, 630113228), (34, 593047744), (43, 468921472), (64, 315056614), (68, 296523872), (86, 234460736), (128, 157528307), (136, 148261936), (172, 117230368), (272, 74130968), (344, 58615184), (544, 37065484), (688, 29307592), (731, 27583616), (1088, 18532742), (1376, 14653796), (1462, 13791808), (2176, 9266371), (2752, 7326898), (2924, 6895904), (5504, 3663449), (5848, 3447952), (11696, 1723976), (23392, 861988), (46784, 430994), (93568, 215497)]