18871398

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:350

約数の個数: 96

約数和(自身を含む): 51734592

約数和(自身を除く): 32863194

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 41, 42, 63, 78, 82, 91, 117, 123, 126, 182, 234, 246, 273, 281, 287, 369, 533, 546, 562, 574, 738, 819, 843, 861, 1066, 1599, 1638, 1686, 1722, 1967, 2529, 2583, 3198, 3653, 3731, 3934, 4797, 5058, 5166, 5901, 7306, 7462, 9594, 10959, 11193, 11521, 11802, 17703, 21918, 22386, 23042, 25571, 32877, 33579, 34563, 35406, 51142, 65754, 67158, 69126, 76713, 80647, 103689, 149773, 153426, 161294, 207378, 230139, 241941, 299546, 449319, 460278, 483882, 725823, 898638, 1048411, 1347957, 1451646, 2096822, 2695914, 3145233, 6290466, 9435699, 18871398]

約数ペア:

[(1, 18871398), (2, 9435699), (3, 6290466), (6, 3145233), (7, 2695914), (9, 2096822), (13, 1451646), (14, 1347957), (18, 1048411), (21, 898638), (26, 725823), (39, 483882), (41, 460278), (42, 449319), (63, 299546), (78, 241941), (82, 230139), (91, 207378), (117, 161294), (123, 153426), (126, 149773), (182, 103689), (234, 80647), (246, 76713), (273, 69126), (281, 67158), (287, 65754), (369, 51142), (533, 35406), (546, 34563), (562, 33579), (574, 32877), (738, 25571), (819, 23042), (843, 22386), (861, 21918), (1066, 17703), (1599, 11802), (1638, 11521), (1686, 11193), (1722, 10959), (1967, 9594), (2529, 7462), (2583, 7306), (3198, 5901), (3653, 5166), (3731, 5058), (3934, 4797)]