18494658

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1613}}^1$

素因数の和:1648

約数の個数: 72

約数和(自身を含む): 50230908

約数和(自身を除く): 31736250

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 49, 63, 78, 91, 98, 117, 126, 147, 182, 234, 273, 294, 441, 546, 637, 819, 882, 1274, 1613, 1638, 1911, 3226, 3822, 4839, 5733, 9678, 11291, 11466, 14517, 20969, 22582, 29034, 33873, 41938, 62907, 67746, 79037, 101619, 125814, 146783, 158074, 188721, 203238, 237111, 293566, 377442, 440349, 474222, 711333, 880698, 1027481, 1321047, 1422666, 2054962, 2642094, 3082443, 6164886, 9247329, 18494658]

約数ペア:

[(1, 18494658), (2, 9247329), (3, 6164886), (6, 3082443), (7, 2642094), (9, 2054962), (13, 1422666), (14, 1321047), (18, 1027481), (21, 880698), (26, 711333), (39, 474222), (42, 440349), (49, 377442), (63, 293566), (78, 237111), (91, 203238), (98, 188721), (117, 158074), (126, 146783), (147, 125814), (182, 101619), (234, 79037), (273, 67746), (294, 62907), (441, 41938), (546, 33873), (637, 29034), (819, 22582), (882, 20969), (1274, 14517), (1613, 11466), (1638, 11291), (1911, 9678), (3226, 5733), (3822, 4839)]