18252468

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{907}}^1$

素因数の和:973

約数の個数: 72

約数和(自身を含む): 50898848

約数和(自身を除く): 32646380

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 774, 907, 1118, 1548, 1677, 1814, 2236, 2721, 3354, 3628, 5031, 5442, 6708, 8163, 10062, 10884, 11791, 16326, 20124, 23582, 32652, 35373, 39001, 47164, 70746, 78002, 106119, 117003, 141492, 156004, 212238, 234006, 351009, 424476, 468012, 507013, 702018, 1014026, 1404036, 1521039, 2028052, 3042078, 4563117, 6084156, 9126234, 18252468]

約数ペア:

[(1, 18252468), (2, 9126234), (3, 6084156), (4, 4563117), (6, 3042078), (9, 2028052), (12, 1521039), (13, 1404036), (18, 1014026), (26, 702018), (36, 507013), (39, 468012), (43, 424476), (52, 351009), (78, 234006), (86, 212238), (117, 156004), (129, 141492), (156, 117003), (172, 106119), (234, 78002), (258, 70746), (387, 47164), (468, 39001), (516, 35373), (559, 32652), (774, 23582), (907, 20124), (1118, 16326), (1548, 11791), (1677, 10884), (1814, 10062), (2236, 8163), (2721, 6708), (3354, 5442), (3628, 5031)]