53431990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{12227}}^1$

素因数の和:12276

約数の個数: 32

約数和(自身を含む): 105649920

約数和(自身を除く): 52217930

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 12227, 24454, 61135, 122270, 232313, 281221, 464626, 562442, 1161565, 1406105, 2323130, 2812210, 5343199, 10686398, 26715995, 53431990]

約数ペア:

[(1, 53431990), (2, 26715995), (5, 10686398), (10, 5343199), (19, 2812210), (23, 2323130), (38, 1406105), (46, 1161565), (95, 562442), (115, 464626), (190, 281221), (230, 232313), (437, 122270), (874, 61135), (2185, 24454), (4370, 12227)]