128317792

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{211049}}^1$

素因数の和:211078

約数の個数: 24

約数和(自身を含む): 265923000

約数和(自身を除く): 137605208

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 211049, 422098, 844196, 1688392, 3376784, 4009931, 6753568, 8019862, 16039724, 32079448, 64158896, 128317792]

約数ペア:

[(1, 128317792), (2, 64158896), (4, 32079448), (8, 16039724), (16, 8019862), (19, 6753568), (32, 4009931), (38, 3376784), (76, 1688392), (152, 844196), (304, 422098), (608, 211049)]