18773216

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:448

約数の個数: 96

約数和(自身を含む): 48625920

約数和(自身を除く): 29852704

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 32, 38, 44, 56, 76, 77, 88, 112, 133, 152, 154, 176, 209, 224, 266, 304, 308, 352, 401, 418, 532, 608, 616, 802, 836, 1064, 1232, 1463, 1604, 1672, 2128, 2464, 2807, 2926, 3208, 3344, 4256, 4411, 5614, 5852, 6416, 6688, 7619, 8822, 11228, 11704, 12832, 15238, 17644, 22456, 23408, 30476, 30877, 35288, 44912, 46816, 53333, 60952, 61754, 70576, 83809, 89824, 106666, 121904, 123508, 141152, 167618, 213332, 243808, 247016, 335236, 426664, 494032, 586663, 670472, 853328, 988064, 1173326, 1340944, 1706656, 2346652, 2681888, 4693304, 9386608, 18773216]

約数ペア:

[(1, 18773216), (2, 9386608), (4, 4693304), (7, 2681888), (8, 2346652), (11, 1706656), (14, 1340944), (16, 1173326), (19, 988064), (22, 853328), (28, 670472), (32, 586663), (38, 494032), (44, 426664), (56, 335236), (76, 247016), (77, 243808), (88, 213332), (112, 167618), (133, 141152), (152, 123508), (154, 121904), (176, 106666), (209, 89824), (224, 83809), (266, 70576), (304, 61754), (308, 60952), (352, 53333), (401, 46816), (418, 44912), (532, 35288), (608, 30877), (616, 30476), (802, 23408), (836, 22456), (1064, 17644), (1232, 15238), (1463, 12832), (1604, 11704), (1672, 11228), (2128, 8822), (2464, 7619), (2807, 6688), (2926, 6416), (3208, 5852), (3344, 5614), (4256, 4411)]