20712478528

素因数分解:

$2^6\times 7^1\times {\mathrm{281}}^1\times {\mathrm{164531}}^1$

素因数の和:164831

約数の個数: 56

約数和(自身を含む): 47140392384

約数和(自身を除く): 26427913856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 281, 448, 562, 1124, 1967, 2248, 3934, 4496, 7868, 8992, 15736, 17984, 31472, 62944, 125888, 164531, 329062, 658124, 1151717, 1316248, 2303434, 2632496, 4606868, 5264992, 9213736, 10529984, 18427472, 36854944, 46233211, 73709888, 92466422, 184932844, 323632477, 369865688, 647264954, 739731376, 1294529908, 1479462752, 2589059816, 2958925504, 5178119632, 10356239264, 20712478528]

約数ペア:

[(1, 20712478528), (2, 10356239264), (4, 5178119632), (7, 2958925504), (8, 2589059816), (14, 1479462752), (16, 1294529908), (28, 739731376), (32, 647264954), (56, 369865688), (64, 323632477), (112, 184932844), (224, 92466422), (281, 73709888), (448, 46233211), (562, 36854944), (1124, 18427472), (1967, 10529984), (2248, 9213736), (3934, 5264992), (4496, 4606868), (7868, 2632496), (8992, 2303434), (15736, 1316248), (17984, 1151717), (31472, 658124), (62944, 329062), (125888, 164531)]