19040190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{48821}}^1$

素因数の和:48844

約数の個数: 32

約数和(自身を含む): 49212576

約数和(自身を除く): 30172386

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 48821, 97642, 146463, 244105, 292926, 488210, 634673, 732315, 1269346, 1464630, 1904019, 3173365, 3808038, 6346730, 9520095, 19040190]

約数ペア:

[(1, 19040190), (2, 9520095), (3, 6346730), (5, 3808038), (6, 3173365), (10, 1904019), (13, 1464630), (15, 1269346), (26, 732315), (30, 634673), (39, 488210), (65, 292926), (78, 244105), (130, 146463), (195, 97642), (390, 48821)]