19842944

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{829}}^1$

素因数の和:871

約数の個数: 64

約数和(自身を含む): 45716400

約数和(自身を除く): 25873456

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 64, 68, 88, 128, 136, 176, 187, 272, 352, 374, 544, 704, 748, 829, 1088, 1408, 1496, 1658, 2176, 2992, 3316, 5984, 6632, 9119, 11968, 13264, 14093, 18238, 23936, 26528, 28186, 36476, 53056, 56372, 72952, 106112, 112744, 145904, 155023, 225488, 291808, 310046, 450976, 583616, 620092, 901952, 1167232, 1240184, 1803904, 2480368, 4960736, 9921472, 19842944]

約数ペア:

[(1, 19842944), (2, 9921472), (4, 4960736), (8, 2480368), (11, 1803904), (16, 1240184), (17, 1167232), (22, 901952), (32, 620092), (34, 583616), (44, 450976), (64, 310046), (68, 291808), (88, 225488), (128, 155023), (136, 145904), (176, 112744), (187, 106112), (272, 72952), (352, 56372), (374, 53056), (544, 36476), (704, 28186), (748, 26528), (829, 23936), (1088, 18238), (1408, 14093), (1496, 13264), (1658, 11968), (2176, 9119), (2992, 6632), (3316, 5984)]