19246784

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:241

約数の個数: 56

約数和(自身を含む): 40233600

約数和(自身を除く): 20986816

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 89, 109, 124, 178, 218, 248, 356, 436, 496, 712, 872, 992, 1424, 1744, 1984, 2759, 2848, 3379, 3488, 5518, 5696, 6758, 6976, 9701, 11036, 13516, 19402, 22072, 27032, 38804, 44144, 54064, 77608, 88288, 108128, 155216, 176576, 216256, 300731, 310432, 601462, 620864, 1202924, 2405848, 4811696, 9623392, 19246784]

約数ペア:

[(1, 19246784), (2, 9623392), (4, 4811696), (8, 2405848), (16, 1202924), (31, 620864), (32, 601462), (62, 310432), (64, 300731), (89, 216256), (109, 176576), (124, 155216), (178, 108128), (218, 88288), (248, 77608), (356, 54064), (436, 44144), (496, 38804), (712, 27032), (872, 22072), (992, 19402), (1424, 13516), (1744, 11036), (1984, 9701), (2759, 6976), (2848, 6758), (3379, 5696), (3488, 5518)]