20172849462

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{1499}}^1\times {\mathrm{17387}}^1$

素因数の和:18937

約数の個数: 48

約数和(自身を含む): 44756712000

約数和(自身を除く): 24583862538

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 1499, 2998, 4497, 8994, 13491, 17387, 26982, 34774, 52161, 64457, 104322, 128914, 156483, 193371, 312966, 386742, 580113, 747641, 1160226, 1495282, 2242923, 4485846, 6728769, 13457538, 26063113, 52126226, 78189339, 156378678, 234568017, 469136034, 1120713859, 2241427718, 3362141577, 6724283154, 10086424731, 20172849462]

約数ペア:

[(1, 20172849462), (2, 10086424731), (3, 6724283154), (6, 3362141577), (9, 2241427718), (18, 1120713859), (43, 469136034), (86, 234568017), (129, 156378678), (258, 78189339), (387, 52126226), (774, 26063113), (1499, 13457538), (2998, 6728769), (4497, 4485846), (8994, 2242923), (13491, 1495282), (17387, 1160226), (26982, 747641), (34774, 580113), (52161, 386742), (64457, 312966), (104322, 193371), (128914, 156483)]