22164740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{523}}^1$

素因数の和:708

約数の個数: 48

約数和(自身を含む): 50530368

約数和(自身を除く): 28365628

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 163, 260, 326, 523, 652, 815, 1046, 1630, 2092, 2119, 2615, 3260, 4238, 5230, 6799, 8476, 10460, 10595, 13598, 21190, 27196, 33995, 42380, 67990, 85249, 135980, 170498, 340996, 426245, 852490, 1108237, 1704980, 2216474, 4432948, 5541185, 11082370, 22164740]

約数ペア:

[(1, 22164740), (2, 11082370), (4, 5541185), (5, 4432948), (10, 2216474), (13, 1704980), (20, 1108237), (26, 852490), (52, 426245), (65, 340996), (130, 170498), (163, 135980), (260, 85249), (326, 67990), (523, 42380), (652, 33995), (815, 27196), (1046, 21190), (1630, 13598), (2092, 10595), (2119, 10460), (2615, 8476), (3260, 6799), (4238, 5230)]