19088820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{613}}^1$

素因数の和:801

約数の個数: 72

約数和(自身を含む): 58332456

約数和(自身を除く): 39243636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 173, 180, 346, 519, 613, 692, 865, 1038, 1226, 1557, 1730, 1839, 2076, 2452, 2595, 3065, 3114, 3460, 3678, 5190, 5517, 6130, 6228, 7356, 7785, 9195, 10380, 11034, 12260, 15570, 18390, 22068, 27585, 31140, 36780, 55170, 106049, 110340, 212098, 318147, 424196, 530245, 636294, 954441, 1060490, 1272588, 1590735, 1908882, 2120980, 3181470, 3817764, 4772205, 6362940, 9544410, 19088820]

約数ペア:

[(1, 19088820), (2, 9544410), (3, 6362940), (4, 4772205), (5, 3817764), (6, 3181470), (9, 2120980), (10, 1908882), (12, 1590735), (15, 1272588), (18, 1060490), (20, 954441), (30, 636294), (36, 530245), (45, 424196), (60, 318147), (90, 212098), (173, 110340), (180, 106049), (346, 55170), (519, 36780), (613, 31140), (692, 27585), (865, 22068), (1038, 18390), (1226, 15570), (1557, 12260), (1730, 11034), (1839, 10380), (2076, 9195), (2452, 7785), (2595, 7356), (3065, 6228), (3114, 6130), (3460, 5517), (3678, 5190)]