19236490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21139}}^1$

素因数の和:21166

約数の個数: 32

約数和(自身を含む): 42618240

約数和(自身を除く): 23381750

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 21139, 42278, 105695, 147973, 211390, 274807, 295946, 549614, 739865, 1374035, 1479730, 1923649, 2748070, 3847298, 9618245, 19236490]

約数ペア:

[(1, 19236490), (2, 9618245), (5, 3847298), (7, 2748070), (10, 1923649), (13, 1479730), (14, 1374035), (26, 739865), (35, 549614), (65, 295946), (70, 274807), (91, 211390), (130, 147973), (182, 105695), (455, 42278), (910, 21139)]