19489763930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21417323}}^1$

素因数の和:21417350

約数の個数: 32

約数和(自身を含む): 43177325184

約数和(自身を除く): 23687561254

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 21417323, 42834646, 107086615, 149921261, 214173230, 278425199, 299842522, 556850398, 749606305, 1392125995, 1499212610, 1948976393, 2784251990, 3897952786, 9744881965, 19489763930]

約数ペア:

[(1, 19489763930), (2, 9744881965), (5, 3897952786), (7, 2784251990), (10, 1948976393), (13, 1499212610), (14, 1392125995), (26, 749606305), (35, 556850398), (65, 299842522), (70, 278425199), (91, 214173230), (130, 149921261), (182, 107086615), (455, 42834646), (910, 21417323)]