31303168

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{4703}}^1$

素因数の和:4734

約数の個数: 40

約数和(自身を含む): 67370688

約数和(自身を除く): 36067520

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3328, 4703, 6656, 9406, 18812, 37624, 61139, 75248, 122278, 150496, 244556, 300992, 489112, 601984, 978224, 1203968, 1956448, 2407936, 3912896, 7825792, 15651584, 31303168]

約数ペア:

[(1, 31303168), (2, 15651584), (4, 7825792), (8, 3912896), (13, 2407936), (16, 1956448), (26, 1203968), (32, 978224), (52, 601984), (64, 489112), (104, 300992), (128, 244556), (208, 150496), (256, 122278), (416, 75248), (512, 61139), (832, 37624), (1664, 18812), (3328, 9406), (4703, 6656)]