18645354

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11383}}^1$

素因数の和:11411

約数の個数: 48

約数和(自身を含む): 49725312

約数和(自身を除く): 31079958

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 11383, 22766, 34149, 68298, 79681, 102447, 147979, 159362, 204894, 239043, 295958, 443937, 478086, 717129, 887874, 1035853, 1331811, 1434258, 2071706, 2663622, 3107559, 6215118, 9322677, 18645354]

約数ペア:

[(1, 18645354), (2, 9322677), (3, 6215118), (6, 3107559), (7, 2663622), (9, 2071706), (13, 1434258), (14, 1331811), (18, 1035853), (21, 887874), (26, 717129), (39, 478086), (42, 443937), (63, 295958), (78, 239043), (91, 204894), (117, 159362), (126, 147979), (182, 102447), (234, 79681), (273, 68298), (546, 34149), (819, 22766), (1638, 11383)]