19235940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{523}}^1\times {\mathrm{613}}^1$

素因数の和:1148

約数の個数: 48

約数和(自身を含む): 54051648

約数和(自身を除く): 34815708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 523, 613, 1046, 1226, 1569, 1839, 2092, 2452, 2615, 3065, 3138, 3678, 5230, 6130, 6276, 7356, 7845, 9195, 10460, 12260, 15690, 18390, 31380, 36780, 320599, 641198, 961797, 1282396, 1602995, 1923594, 3205990, 3847188, 4808985, 6411980, 9617970, 19235940]

約数ペア:

[(1, 19235940), (2, 9617970), (3, 6411980), (4, 4808985), (5, 3847188), (6, 3205990), (10, 1923594), (12, 1602995), (15, 1282396), (20, 961797), (30, 641198), (60, 320599), (523, 36780), (613, 31380), (1046, 18390), (1226, 15690), (1569, 12260), (1839, 10460), (2092, 9195), (2452, 7845), (2615, 7356), (3065, 6276), (3138, 6130), (3678, 5230)]