22499984

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:244

約数の個数: 60

約数和(自身を含む): 48402036

約数和(自身を除く): 25902052

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 157, 169, 208, 212, 314, 338, 424, 628, 676, 689, 848, 1256, 1352, 1378, 2041, 2512, 2704, 2756, 4082, 5512, 8164, 8321, 8957, 11024, 16328, 16642, 17914, 26533, 32656, 33284, 35828, 53066, 66568, 71656, 106132, 108173, 133136, 143312, 212264, 216346, 424528, 432692, 865384, 1406249, 1730768, 2812498, 5624996, 11249992, 22499984]

約数ペア:

[(1, 22499984), (2, 11249992), (4, 5624996), (8, 2812498), (13, 1730768), (16, 1406249), (26, 865384), (52, 432692), (53, 424528), (104, 216346), (106, 212264), (157, 143312), (169, 133136), (208, 108173), (212, 106132), (314, 71656), (338, 66568), (424, 53066), (628, 35828), (676, 33284), (689, 32656), (848, 26533), (1256, 17914), (1352, 16642), (1378, 16328), (2041, 11024), (2512, 8957), (2704, 8321), (2756, 8164), (4082, 5512)]