20869351728

素因数分解:

$2^4\times 3^1\times {\mathrm{347}}^1\times {\mathrm{1252963}}^1$

素因数の和:1253321

約数の個数: 40

約数和(自身を含む): 54067902528

約数和(自身を除く): 33198550800

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 347, 694, 1041, 1388, 2082, 2776, 4164, 5552, 8328, 16656, 1252963, 2505926, 3758889, 5011852, 7517778, 10023704, 15035556, 20047408, 30071112, 60142224, 434778161, 869556322, 1304334483, 1739112644, 2608668966, 3478225288, 5217337932, 6956450576, 10434675864, 20869351728]

約数ペア:

[(1, 20869351728), (2, 10434675864), (3, 6956450576), (4, 5217337932), (6, 3478225288), (8, 2608668966), (12, 1739112644), (16, 1304334483), (24, 869556322), (48, 434778161), (347, 60142224), (694, 30071112), (1041, 20047408), (1388, 15035556), (2082, 10023704), (2776, 7517778), (4164, 5011852), (5552, 3758889), (8328, 2505926), (16656, 1252963)]