19028590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:313

約数の個数: 64

約数和(自身を含む): 41803776

約数和(自身を除く): 22775186

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 53, 70, 106, 115, 161, 223, 230, 265, 322, 371, 446, 530, 742, 805, 1115, 1219, 1561, 1610, 1855, 2230, 2438, 3122, 3710, 5129, 6095, 7805, 8533, 10258, 11819, 12190, 15610, 17066, 23638, 25645, 35903, 42665, 51290, 59095, 71806, 82733, 85330, 118190, 165466, 179515, 271837, 359030, 413665, 543674, 827330, 1359185, 1902859, 2718370, 3805718, 9514295, 19028590]

約数ペア:

[(1, 19028590), (2, 9514295), (5, 3805718), (7, 2718370), (10, 1902859), (14, 1359185), (23, 827330), (35, 543674), (46, 413665), (53, 359030), (70, 271837), (106, 179515), (115, 165466), (161, 118190), (223, 85330), (230, 82733), (265, 71806), (322, 59095), (371, 51290), (446, 42665), (530, 35903), (742, 25645), (805, 23638), (1115, 17066), (1219, 15610), (1561, 12190), (1610, 11819), (1855, 10258), (2230, 8533), (2438, 7805), (3122, 6095), (3710, 5129)]