19413250

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:164

約数の個数: 64

約数和(自身を含む): 39461760

約数和(自身を除く): 20048510

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 61, 67, 95, 122, 125, 134, 190, 250, 305, 335, 475, 610, 670, 950, 1159, 1273, 1525, 1675, 2318, 2375, 2546, 3050, 3350, 4087, 4750, 5795, 6365, 7625, 8174, 8375, 11590, 12730, 15250, 16750, 20435, 28975, 31825, 40870, 57950, 63650, 77653, 102175, 144875, 155306, 159125, 204350, 289750, 318250, 388265, 510875, 776530, 1021750, 1941325, 3882650, 9706625, 19413250]

約数ペア:

[(1, 19413250), (2, 9706625), (5, 3882650), (10, 1941325), (19, 1021750), (25, 776530), (38, 510875), (50, 388265), (61, 318250), (67, 289750), (95, 204350), (122, 159125), (125, 155306), (134, 144875), (190, 102175), (250, 77653), (305, 63650), (335, 57950), (475, 40870), (610, 31825), (670, 28975), (950, 20435), (1159, 16750), (1273, 15250), (1525, 12730), (1675, 11590), (2318, 8375), (2375, 8174), (2546, 7625), (3050, 6365), (3350, 5795), (4087, 4750)]