19643584

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{9901}}^1$

素因数の和:9944

約数の個数: 28

約数和(自身を含む): 40241728

約数和(自身を除く): 20598144

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 9901, 19802, 39604, 79208, 158416, 306931, 316832, 613862, 633664, 1227724, 2455448, 4910896, 9821792, 19643584]

約数ペア:

[(1, 19643584), (2, 9821792), (4, 4910896), (8, 2455448), (16, 1227724), (31, 633664), (32, 613862), (62, 316832), (64, 306931), (124, 158416), (248, 79208), (496, 39604), (992, 19802), (1984, 9901)]