19382128

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{619}}^1$

素因数の和:749

約数の個数: 40

約数和(自身を含む): 39977600

約数和(自身を除く): 20595472

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 103, 152, 206, 304, 412, 619, 824, 1238, 1648, 1957, 2476, 3914, 4952, 7828, 9904, 11761, 15656, 23522, 31312, 47044, 63757, 94088, 127514, 188176, 255028, 510056, 1020112, 1211383, 2422766, 4845532, 9691064, 19382128]

約数ペア:

[(1, 19382128), (2, 9691064), (4, 4845532), (8, 2422766), (16, 1211383), (19, 1020112), (38, 510056), (76, 255028), (103, 188176), (152, 127514), (206, 94088), (304, 63757), (412, 47044), (619, 31312), (824, 23522), (1238, 15656), (1648, 11761), (1957, 9904), (2476, 7828), (3914, 4952)]