31120784

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{613}}^1$

素因数の和:807

約数の個数: 40

約数和(自身を含む): 63954240

約数和(自身を除く): 32833456

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 167, 304, 334, 613, 668, 1226, 1336, 2452, 2672, 3173, 4904, 6346, 9808, 11647, 12692, 23294, 25384, 46588, 50768, 93176, 102371, 186352, 204742, 409484, 818968, 1637936, 1945049, 3890098, 7780196, 15560392, 31120784]

約数ペア:

[(1, 31120784), (2, 15560392), (4, 7780196), (8, 3890098), (16, 1945049), (19, 1637936), (38, 818968), (76, 409484), (152, 204742), (167, 186352), (304, 102371), (334, 93176), (613, 50768), (668, 46588), (1226, 25384), (1336, 23294), (2452, 12692), (2672, 11647), (3173, 9808), (4904, 6346)]