19693888

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{787}}^1$

素因数の和:839

約数の個数: 56

約数和(自身を含む): 43232832

約数和(自身を除く): 23538944

約数列:

[1, 2, 4, 8, 16, 17, 23, 32, 34, 46, 64, 68, 92, 136, 184, 272, 368, 391, 544, 736, 782, 787, 1088, 1472, 1564, 1574, 3128, 3148, 6256, 6296, 12512, 12592, 13379, 18101, 25024, 25184, 26758, 36202, 50368, 53516, 72404, 107032, 144808, 214064, 289616, 307717, 428128, 579232, 615434, 856256, 1158464, 1230868, 2461736, 4923472, 9846944, 19693888]

約数ペア:

[(1, 19693888), (2, 9846944), (4, 4923472), (8, 2461736), (16, 1230868), (17, 1158464), (23, 856256), (32, 615434), (34, 579232), (46, 428128), (64, 307717), (68, 289616), (92, 214064), (136, 144808), (184, 107032), (272, 72404), (368, 53516), (391, 50368), (544, 36202), (736, 26758), (782, 25184), (787, 25024), (1088, 18101), (1472, 13379), (1564, 12592), (1574, 12512), (3128, 6296), (3148, 6256)]