19785228

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{179}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 47496960

約数和(自身を除く): 27711732

約数列:

[1, 2, 3, 4, 6, 12, 61, 122, 151, 179, 183, 244, 302, 358, 366, 453, 537, 604, 716, 732, 906, 1074, 1812, 2148, 9211, 10919, 18422, 21838, 27029, 27633, 32757, 36844, 43676, 54058, 55266, 65514, 81087, 108116, 110532, 131028, 162174, 324348, 1648769, 3297538, 4946307, 6595076, 9892614, 19785228]

約数ペア:

[(1, 19785228), (2, 9892614), (3, 6595076), (4, 4946307), (6, 3297538), (12, 1648769), (61, 324348), (122, 162174), (151, 131028), (179, 110532), (183, 108116), (244, 81087), (302, 65514), (358, 55266), (366, 54058), (453, 43676), (537, 36844), (604, 32757), (716, 27633), (732, 27029), (906, 21838), (1074, 18422), (1812, 10919), (2148, 9211)]