19228188

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{617}}^1$

素因数の和:691

約数の個数: 72

約数和(自身を含む): 53261712

約数和(自身を除く): 34033524

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 53, 84, 98, 106, 147, 159, 196, 212, 294, 318, 371, 588, 617, 636, 742, 1113, 1234, 1484, 1851, 2226, 2468, 2597, 3702, 4319, 4452, 5194, 7404, 7791, 8638, 10388, 12957, 15582, 17276, 25914, 30233, 31164, 32701, 51828, 60466, 65402, 90699, 98103, 120932, 130804, 181398, 196206, 228907, 362796, 392412, 457814, 686721, 915628, 1373442, 1602349, 2746884, 3204698, 4807047, 6409396, 9614094, 19228188]

約数ペア:

[(1, 19228188), (2, 9614094), (3, 6409396), (4, 4807047), (6, 3204698), (7, 2746884), (12, 1602349), (14, 1373442), (21, 915628), (28, 686721), (42, 457814), (49, 392412), (53, 362796), (84, 228907), (98, 196206), (106, 181398), (147, 130804), (159, 120932), (196, 98103), (212, 90699), (294, 65402), (318, 60466), (371, 51828), (588, 32701), (617, 31164), (636, 30233), (742, 25914), (1113, 17276), (1234, 15582), (1484, 12957), (1851, 10388), (2226, 8638), (2468, 7791), (2597, 7404), (3702, 5194), (4319, 4452)]