19876432

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{433}}^1$

素因数の和:611

約数の個数: 40

約数和(自身を含む): 40900160

約数和(自身を除く): 21023728

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 151, 152, 302, 304, 433, 604, 866, 1208, 1732, 2416, 2869, 3464, 5738, 6928, 8227, 11476, 16454, 22952, 32908, 45904, 65383, 65816, 130766, 131632, 261532, 523064, 1046128, 1242277, 2484554, 4969108, 9938216, 19876432]

約数ペア:

[(1, 19876432), (2, 9938216), (4, 4969108), (8, 2484554), (16, 1242277), (19, 1046128), (38, 523064), (76, 261532), (151, 131632), (152, 130766), (302, 65816), (304, 65383), (433, 45904), (604, 32908), (866, 22952), (1208, 16454), (1732, 11476), (2416, 8227), (2869, 6928), (3464, 5738)]