18339165

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:123

約数の個数: 96

約数和(自身を含む): 37739520

約数和(自身を除く): 19400355

約数列:

[1, 3, 5, 9, 13, 15, 23, 29, 39, 45, 47, 65, 69, 87, 115, 117, 141, 145, 195, 207, 235, 261, 299, 345, 377, 423, 435, 585, 611, 667, 705, 897, 1035, 1081, 1131, 1305, 1363, 1495, 1833, 1885, 2001, 2115, 2691, 3055, 3243, 3335, 3393, 4089, 4485, 5405, 5499, 5655, 6003, 6815, 8671, 9165, 9729, 10005, 12267, 13455, 14053, 16215, 16965, 17719, 20445, 26013, 27495, 30015, 31349, 42159, 43355, 48645, 53157, 61335, 70265, 78039, 88595, 94047, 126477, 130065, 156745, 159471, 210795, 265785, 282141, 390195, 407537, 470235, 632385, 797355, 1222611, 1410705, 2037685, 3667833, 6113055, 18339165]

約数ペア:

[(1, 18339165), (3, 6113055), (5, 3667833), (9, 2037685), (13, 1410705), (15, 1222611), (23, 797355), (29, 632385), (39, 470235), (45, 407537), (47, 390195), (65, 282141), (69, 265785), (87, 210795), (115, 159471), (117, 156745), (141, 130065), (145, 126477), (195, 94047), (207, 88595), (235, 78039), (261, 70265), (299, 61335), (345, 53157), (377, 48645), (423, 43355), (435, 42159), (585, 31349), (611, 30015), (667, 27495), (705, 26013), (897, 20445), (1035, 17719), (1081, 16965), (1131, 16215), (1305, 14053), (1363, 13455), (1495, 12267), (1833, 10005), (1885, 9729), (2001, 9165), (2115, 8671), (2691, 6815), (3055, 6003), (3243, 5655), (3335, 5499), (3393, 5405), (4089, 4485)]