19038368

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{443}}^1$

素因数の和:549

約数の個数: 48

約数和(自身を含む): 40279680

約数和(自身を除く): 21241312

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 79, 136, 158, 272, 316, 443, 544, 632, 886, 1264, 1343, 1772, 2528, 2686, 3544, 5372, 7088, 7531, 10744, 14176, 15062, 21488, 30124, 34997, 42976, 60248, 69994, 120496, 139988, 240992, 279976, 559952, 594949, 1119904, 1189898, 2379796, 4759592, 9519184, 19038368]

約数ペア:

[(1, 19038368), (2, 9519184), (4, 4759592), (8, 2379796), (16, 1189898), (17, 1119904), (32, 594949), (34, 559952), (68, 279976), (79, 240992), (136, 139988), (158, 120496), (272, 69994), (316, 60248), (443, 42976), (544, 34997), (632, 30124), (886, 21488), (1264, 15062), (1343, 14176), (1772, 10744), (2528, 7531), (2686, 7088), (3544, 5372)]