20193152

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{727}}^1$

素因数の和:779

約数の個数: 64

約数和(自身を含む): 47523840

約数和(自身を除く): 27330688

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 434, 448, 496, 727, 868, 896, 992, 1454, 1736, 1984, 2908, 3472, 3968, 5089, 5816, 6944, 10178, 11632, 13888, 20356, 22537, 23264, 27776, 40712, 45074, 46528, 81424, 90148, 93056, 157759, 162848, 180296, 315518, 325696, 360592, 631036, 651392, 721184, 1262072, 1442368, 2524144, 2884736, 5048288, 10096576, 20193152]

約数ペア:

[(1, 20193152), (2, 10096576), (4, 5048288), (7, 2884736), (8, 2524144), (14, 1442368), (16, 1262072), (28, 721184), (31, 651392), (32, 631036), (56, 360592), (62, 325696), (64, 315518), (112, 180296), (124, 162848), (128, 157759), (217, 93056), (224, 90148), (248, 81424), (434, 46528), (448, 45074), (496, 40712), (727, 27776), (868, 23264), (896, 22537), (992, 20356), (1454, 13888), (1736, 11632), (1984, 10178), (2908, 6944), (3472, 5816), (3968, 5089)]