19040490

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{30223}}^1$

素因数の和:30243

約数の個数: 48

約数和(自身を含む): 56579328

約数和(自身を除く): 37538838

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 30223, 60446, 90669, 151115, 181338, 211561, 272007, 302230, 423122, 453345, 544014, 634683, 906690, 1057805, 1269366, 1360035, 1904049, 2115610, 2720070, 3173415, 3808098, 6346830, 9520245, 19040490]

約数ペア:

[(1, 19040490), (2, 9520245), (3, 6346830), (5, 3808098), (6, 3173415), (7, 2720070), (9, 2115610), (10, 1904049), (14, 1360035), (15, 1269366), (18, 1057805), (21, 906690), (30, 634683), (35, 544014), (42, 453345), (45, 423122), (63, 302230), (70, 272007), (90, 211561), (105, 181338), (126, 151115), (210, 90669), (315, 60446), (630, 30223)]