19817550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{937}}^1$

素因数の和:1002

約数の個数: 72

約数和(自身を含む): 54434016

約数和(自身を除く): 34616466

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 47, 50, 75, 90, 94, 141, 150, 225, 235, 282, 423, 450, 470, 705, 846, 937, 1175, 1410, 1874, 2115, 2350, 2811, 3525, 4230, 4685, 5622, 7050, 8433, 9370, 10575, 14055, 16866, 21150, 23425, 28110, 42165, 44039, 46850, 70275, 84330, 88078, 132117, 140550, 210825, 220195, 264234, 396351, 421650, 440390, 660585, 792702, 1100975, 1321170, 1981755, 2201950, 3302925, 3963510, 6605850, 9908775, 19817550]

約数ペア:

[(1, 19817550), (2, 9908775), (3, 6605850), (5, 3963510), (6, 3302925), (9, 2201950), (10, 1981755), (15, 1321170), (18, 1100975), (25, 792702), (30, 660585), (45, 440390), (47, 421650), (50, 396351), (75, 264234), (90, 220195), (94, 210825), (141, 140550), (150, 132117), (225, 88078), (235, 84330), (282, 70275), (423, 46850), (450, 44039), (470, 42165), (705, 28110), (846, 23425), (937, 21150), (1175, 16866), (1410, 14055), (1874, 10575), (2115, 9370), (2350, 8433), (2811, 7050), (3525, 5622), (4230, 4685)]