18842148

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:218

約数の個数: 108

約数和(自身を含む): 54621840

約数和(自身を除く): 35779692

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 163, 169, 171, 228, 234, 247, 326, 338, 342, 468, 489, 494, 507, 652, 676, 684, 741, 978, 988, 1014, 1467, 1482, 1521, 1956, 2028, 2119, 2223, 2934, 2964, 3042, 3097, 3211, 4238, 4446, 5868, 6084, 6194, 6357, 6422, 8476, 8892, 9291, 9633, 12388, 12714, 12844, 18582, 19071, 19266, 25428, 27547, 27873, 28899, 37164, 38142, 38532, 40261, 55094, 55746, 57798, 76284, 80522, 82641, 110188, 111492, 115596, 120783, 161044, 165282, 241566, 247923, 330564, 362349, 483132, 495846, 523393, 724698, 991692, 1046786, 1449396, 1570179, 2093572, 3140358, 4710537, 6280716, 9421074, 18842148]

約数ペア:

[(1, 18842148), (2, 9421074), (3, 6280716), (4, 4710537), (6, 3140358), (9, 2093572), (12, 1570179), (13, 1449396), (18, 1046786), (19, 991692), (26, 724698), (36, 523393), (38, 495846), (39, 483132), (52, 362349), (57, 330564), (76, 247923), (78, 241566), (114, 165282), (117, 161044), (156, 120783), (163, 115596), (169, 111492), (171, 110188), (228, 82641), (234, 80522), (247, 76284), (326, 57798), (338, 55746), (342, 55094), (468, 40261), (489, 38532), (494, 38142), (507, 37164), (652, 28899), (676, 27873), (684, 27547), (741, 25428), (978, 19266), (988, 19071), (1014, 18582), (1467, 12844), (1482, 12714), (1521, 12388), (1956, 9633), (2028, 9291), (2119, 8892), (2223, 8476), (2934, 6422), (2964, 6357), (3042, 6194), (3097, 6084), (3211, 5868), (4238, 4446)]