19708950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:222

約数の個数: 96

約数和(自身を含む): 53032320

約数和(自身を除く): 33323370

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 59, 75, 85, 102, 118, 131, 150, 170, 177, 255, 262, 295, 354, 393, 425, 510, 590, 655, 786, 850, 885, 1003, 1275, 1310, 1475, 1770, 1965, 2006, 2227, 2550, 2950, 3009, 3275, 3930, 4425, 4454, 5015, 6018, 6550, 6681, 7729, 8850, 9825, 10030, 11135, 13362, 15045, 15458, 19650, 22270, 23187, 25075, 30090, 33405, 38645, 46374, 50150, 55675, 66810, 75225, 77290, 111350, 115935, 131393, 150450, 167025, 193225, 231870, 262786, 334050, 386450, 394179, 579675, 656965, 788358, 1159350, 1313930, 1970895, 3284825, 3941790, 6569650, 9854475, 19708950]

約数ペア:

[(1, 19708950), (2, 9854475), (3, 6569650), (5, 3941790), (6, 3284825), (10, 1970895), (15, 1313930), (17, 1159350), (25, 788358), (30, 656965), (34, 579675), (50, 394179), (51, 386450), (59, 334050), (75, 262786), (85, 231870), (102, 193225), (118, 167025), (131, 150450), (150, 131393), (170, 115935), (177, 111350), (255, 77290), (262, 75225), (295, 66810), (354, 55675), (393, 50150), (425, 46374), (510, 38645), (590, 33405), (655, 30090), (786, 25075), (850, 23187), (885, 22270), (1003, 19650), (1275, 15458), (1310, 15045), (1475, 13362), (1770, 11135), (1965, 10030), (2006, 9825), (2227, 8850), (2550, 7729), (2950, 6681), (3009, 6550), (3275, 6018), (3930, 5015), (4425, 4454)]