18497724

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{131}}^1$

素因数の和:227

約数の個数: 72

約数和(自身を含む): 50945664

約数和(自身を除く): 32447940

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 82, 84, 123, 131, 164, 246, 262, 287, 393, 492, 524, 574, 786, 861, 917, 1148, 1572, 1681, 1722, 1834, 2751, 3362, 3444, 3668, 5043, 5371, 5502, 6724, 10086, 10742, 11004, 11767, 16113, 20172, 21484, 23534, 32226, 35301, 37597, 47068, 64452, 70602, 75194, 112791, 141204, 150388, 220211, 225582, 440422, 451164, 660633, 880844, 1321266, 1541477, 2642532, 3082954, 4624431, 6165908, 9248862, 18497724]

約数ペア:

[(1, 18497724), (2, 9248862), (3, 6165908), (4, 4624431), (6, 3082954), (7, 2642532), (12, 1541477), (14, 1321266), (21, 880844), (28, 660633), (41, 451164), (42, 440422), (82, 225582), (84, 220211), (123, 150388), (131, 141204), (164, 112791), (246, 75194), (262, 70602), (287, 64452), (393, 47068), (492, 37597), (524, 35301), (574, 32226), (786, 23534), (861, 21484), (917, 20172), (1148, 16113), (1572, 11767), (1681, 11004), (1722, 10742), (1834, 10086), (2751, 6724), (3362, 5502), (3444, 5371), (3668, 5043)]