19719144

素因数分解:

$2^3\times 3^2\times {\mathrm{103}}^1\times {\mathrm{2659}}^1$

素因数の和:2774

約数の個数: 48

約数和(自身を含む): 53944800

約数和(自身を除く): 34225656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 103, 206, 309, 412, 618, 824, 927, 1236, 1854, 2472, 2659, 3708, 5318, 7416, 7977, 10636, 15954, 21272, 23931, 31908, 47862, 63816, 95724, 191448, 273877, 547754, 821631, 1095508, 1643262, 2191016, 2464893, 3286524, 4929786, 6573048, 9859572, 19719144]

約数ペア:

[(1, 19719144), (2, 9859572), (3, 6573048), (4, 4929786), (6, 3286524), (8, 2464893), (9, 2191016), (12, 1643262), (18, 1095508), (24, 821631), (36, 547754), (72, 273877), (103, 191448), (206, 95724), (309, 63816), (412, 47862), (618, 31908), (824, 23931), (927, 21272), (1236, 15954), (1854, 10636), (2472, 7977), (2659, 7416), (3708, 5318)]