18879210

素因数分解:

$2^1\times 3^3\times 5^1\times 7^2\times {\mathrm{1427}}^1$

素因数の和:1457

約数の個数: 96

約数和(自身を含む): 58605120

約数和(自身を除く): 39725910

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 49, 54, 63, 70, 90, 98, 105, 126, 135, 147, 189, 210, 245, 270, 294, 315, 378, 441, 490, 630, 735, 882, 945, 1323, 1427, 1470, 1890, 2205, 2646, 2854, 4281, 4410, 6615, 7135, 8562, 9989, 12843, 13230, 14270, 19978, 21405, 25686, 29967, 38529, 42810, 49945, 59934, 64215, 69923, 77058, 89901, 99890, 128430, 139846, 149835, 179802, 192645, 209769, 269703, 299670, 349615, 385290, 419538, 449505, 539406, 629307, 699230, 899010, 1048845, 1258614, 1348515, 1887921, 2097690, 2697030, 3146535, 3775842, 6293070, 9439605, 18879210]

約数ペア:

[(1, 18879210), (2, 9439605), (3, 6293070), (5, 3775842), (6, 3146535), (7, 2697030), (9, 2097690), (10, 1887921), (14, 1348515), (15, 1258614), (18, 1048845), (21, 899010), (27, 699230), (30, 629307), (35, 539406), (42, 449505), (45, 419538), (49, 385290), (54, 349615), (63, 299670), (70, 269703), (90, 209769), (98, 192645), (105, 179802), (126, 149835), (135, 139846), (147, 128430), (189, 99890), (210, 89901), (245, 77058), (270, 69923), (294, 64215), (315, 59934), (378, 49945), (441, 42810), (490, 38529), (630, 29967), (735, 25686), (882, 21405), (945, 19978), (1323, 14270), (1427, 13230), (1470, 12843), (1890, 9989), (2205, 8562), (2646, 7135), (2854, 6615), (4281, 4410)]