20803650

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{19813}}^1$

素因数の和:19835

約数の個数: 48

約数和(自身を含む): 58966464

約数和(自身を除く): 38162814

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 150, 175, 210, 350, 525, 1050, 19813, 39626, 59439, 99065, 118878, 138691, 198130, 277382, 297195, 416073, 495325, 594390, 693455, 832146, 990650, 1386910, 1485975, 2080365, 2971950, 3467275, 4160730, 6934550, 10401825, 20803650]

約数ペア:

[(1, 20803650), (2, 10401825), (3, 6934550), (5, 4160730), (6, 3467275), (7, 2971950), (10, 2080365), (14, 1485975), (15, 1386910), (21, 990650), (25, 832146), (30, 693455), (35, 594390), (42, 495325), (50, 416073), (70, 297195), (75, 277382), (105, 198130), (150, 138691), (175, 118878), (210, 99065), (350, 59439), (525, 39626), (1050, 19813)]