18974088

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:161

約数の個数: 160

約数和(自身を含む): 62726400

約数和(自身を除く): 43752312

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 47, 54, 56, 63, 72, 81, 84, 89, 94, 108, 126, 141, 162, 168, 178, 188, 189, 216, 252, 267, 282, 324, 329, 356, 376, 378, 423, 504, 534, 564, 567, 623, 648, 658, 712, 756, 801, 846, 987, 1068, 1128, 1134, 1246, 1269, 1316, 1512, 1602, 1692, 1869, 1974, 2136, 2268, 2403, 2492, 2538, 2632, 2961, 3204, 3384, 3738, 3807, 3948, 4183, 4536, 4806, 4984, 5076, 5607, 5922, 6408, 7209, 7476, 7614, 7896, 8366, 8883, 9612, 10152, 11214, 11844, 12549, 14418, 14952, 15228, 16732, 16821, 17766, 19224, 22428, 23688, 25098, 26649, 28836, 29281, 30456, 33464, 33642, 35532, 37647, 44856, 50196, 50463, 53298, 57672, 58562, 67284, 71064, 75294, 87843, 100392, 100926, 106596, 112941, 117124, 134568, 150588, 175686, 201852, 213192, 225882, 234248, 263529, 301176, 338823, 351372, 403704, 451764, 527058, 677646, 702744, 790587, 903528, 1054116, 1355292, 1581174, 2108232, 2371761, 2710584, 3162348, 4743522, 6324696, 9487044, 18974088]

約数ペア:

[(1, 18974088), (2, 9487044), (3, 6324696), (4, 4743522), (6, 3162348), (7, 2710584), (8, 2371761), (9, 2108232), (12, 1581174), (14, 1355292), (18, 1054116), (21, 903528), (24, 790587), (27, 702744), (28, 677646), (36, 527058), (42, 451764), (47, 403704), (54, 351372), (56, 338823), (63, 301176), (72, 263529), (81, 234248), (84, 225882), (89, 213192), (94, 201852), (108, 175686), (126, 150588), (141, 134568), (162, 117124), (168, 112941), (178, 106596), (188, 100926), (189, 100392), (216, 87843), (252, 75294), (267, 71064), (282, 67284), (324, 58562), (329, 57672), (356, 53298), (376, 50463), (378, 50196), (423, 44856), (504, 37647), (534, 35532), (564, 33642), (567, 33464), (623, 30456), (648, 29281), (658, 28836), (712, 26649), (756, 25098), (801, 23688), (846, 22428), (987, 19224), (1068, 17766), (1128, 16821), (1134, 16732), (1246, 15228), (1269, 14952), (1316, 14418), (1512, 12549), (1602, 11844), (1692, 11214), (1869, 10152), (1974, 9612), (2136, 8883), (2268, 8366), (2403, 7896), (2492, 7614), (2538, 7476), (2632, 7209), (2961, 6408), (3204, 5922), (3384, 5607), (3738, 5076), (3807, 4984), (3948, 4806), (4183, 4536)]