18935210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{619}}^1$

素因数の和:675

約数の個数: 64

約数和(自身を含む): 42854400

約数和(自身を除く): 23919190

約数列:

[1, 2, 5, 7, 10, 14, 19, 23, 35, 38, 46, 70, 95, 115, 133, 161, 190, 230, 266, 322, 437, 619, 665, 805, 874, 1238, 1330, 1610, 2185, 3059, 3095, 4333, 4370, 6118, 6190, 8666, 11761, 14237, 15295, 21665, 23522, 28474, 30590, 43330, 58805, 71185, 82327, 99659, 117610, 142370, 164654, 199318, 270503, 411635, 498295, 541006, 823270, 996590, 1352515, 1893521, 2705030, 3787042, 9467605, 18935210]

約数ペア:

[(1, 18935210), (2, 9467605), (5, 3787042), (7, 2705030), (10, 1893521), (14, 1352515), (19, 996590), (23, 823270), (35, 541006), (38, 498295), (46, 411635), (70, 270503), (95, 199318), (115, 164654), (133, 142370), (161, 117610), (190, 99659), (230, 82327), (266, 71185), (322, 58805), (437, 43330), (619, 30590), (665, 28474), (805, 23522), (874, 21665), (1238, 15295), (1330, 14237), (1610, 11761), (2185, 8666), (3059, 6190), (3095, 6118), (4333, 4370)]