19392436

素因数分解:

$2^2\times 7^2\times {\mathrm{163}}^1\times {\mathrm{607}}^1$

素因数の和:788

約数の個数: 36

約数和(自身を含む): 39785088

約数和(自身を除く): 20392652

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 163, 196, 326, 607, 652, 1141, 1214, 2282, 2428, 4249, 4564, 7987, 8498, 15974, 16996, 29743, 31948, 59486, 98941, 118972, 197882, 395764, 692587, 1385174, 2770348, 4848109, 9696218, 19392436]

約数ペア:

[(1, 19392436), (2, 9696218), (4, 4848109), (7, 2770348), (14, 1385174), (28, 692587), (49, 395764), (98, 197882), (163, 118972), (196, 98941), (326, 59486), (607, 31948), (652, 29743), (1141, 16996), (1214, 15974), (2282, 8498), (2428, 7987), (4249, 4564)]