19946112

素因数分解:

$2^7\times 3^1\times {\mathrm{127}}^1\times {\mathrm{409}}^1$

素因数の和:553

約数の個数: 64

約数和(自身を含む): 53529600

約数和(自身を除く): 33583488

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 127, 128, 192, 254, 381, 384, 409, 508, 762, 818, 1016, 1227, 1524, 1636, 2032, 2454, 3048, 3272, 4064, 4908, 6096, 6544, 8128, 9816, 12192, 13088, 16256, 19632, 24384, 26176, 39264, 48768, 51943, 52352, 78528, 103886, 155829, 157056, 207772, 311658, 415544, 623316, 831088, 1246632, 1662176, 2493264, 3324352, 4986528, 6648704, 9973056, 19946112]

約数ペア:

[(1, 19946112), (2, 9973056), (3, 6648704), (4, 4986528), (6, 3324352), (8, 2493264), (12, 1662176), (16, 1246632), (24, 831088), (32, 623316), (48, 415544), (64, 311658), (96, 207772), (127, 157056), (128, 155829), (192, 103886), (254, 78528), (381, 52352), (384, 51943), (409, 48768), (508, 39264), (762, 26176), (818, 24384), (1016, 19632), (1227, 16256), (1524, 13088), (1636, 12192), (2032, 9816), (2454, 8128), (3048, 6544), (3272, 6096), (4064, 4908)]