18133220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:453

約数の個数: 96

約数和(自身を含む): 48625920

約数和(自身を除く): 30492700

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 34, 35, 38, 68, 70, 76, 85, 95, 119, 133, 140, 170, 190, 238, 266, 323, 340, 380, 401, 476, 532, 595, 646, 665, 802, 1190, 1292, 1330, 1604, 1615, 2005, 2261, 2380, 2660, 2807, 3230, 4010, 4522, 5614, 6460, 6817, 7619, 8020, 9044, 11228, 11305, 13634, 14035, 15238, 22610, 27268, 28070, 30476, 34085, 38095, 45220, 47719, 53333, 56140, 68170, 76190, 95438, 106666, 129523, 136340, 152380, 190876, 213332, 238595, 259046, 266665, 477190, 518092, 533330, 647615, 906661, 954380, 1066660, 1295230, 1813322, 2590460, 3626644, 4533305, 9066610, 18133220]

約数ペア:

[(1, 18133220), (2, 9066610), (4, 4533305), (5, 3626644), (7, 2590460), (10, 1813322), (14, 1295230), (17, 1066660), (19, 954380), (20, 906661), (28, 647615), (34, 533330), (35, 518092), (38, 477190), (68, 266665), (70, 259046), (76, 238595), (85, 213332), (95, 190876), (119, 152380), (133, 136340), (140, 129523), (170, 106666), (190, 95438), (238, 76190), (266, 68170), (323, 56140), (340, 53333), (380, 47719), (401, 45220), (476, 38095), (532, 34085), (595, 30476), (646, 28070), (665, 27268), (802, 22610), (1190, 15238), (1292, 14035), (1330, 13634), (1604, 11305), (1615, 11228), (2005, 9044), (2261, 8020), (2380, 7619), (2660, 6817), (2807, 6460), (3230, 5614), (4010, 4522)]