19699704

素因数分解:

$2^3\times 3^2\times {\mathrm{419}}^1\times {\mathrm{653}}^1$

素因数の和:1084

約数の個数: 48

約数和(自身を含む): 53562600

約数和(自身を除く): 33862896

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 419, 653, 838, 1257, 1306, 1676, 1959, 2514, 2612, 3352, 3771, 3918, 5028, 5224, 5877, 7542, 7836, 10056, 11754, 15084, 15672, 23508, 30168, 47016, 273607, 547214, 820821, 1094428, 1641642, 2188856, 2462463, 3283284, 4924926, 6566568, 9849852, 19699704]

約数ペア:

[(1, 19699704), (2, 9849852), (3, 6566568), (4, 4924926), (6, 3283284), (8, 2462463), (9, 2188856), (12, 1641642), (18, 1094428), (24, 820821), (36, 547214), (72, 273607), (419, 47016), (653, 30168), (838, 23508), (1257, 15672), (1306, 15084), (1676, 11754), (1959, 10056), (2514, 7836), (2612, 7542), (3352, 5877), (3771, 5224), (3918, 5028)]