19425645

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{379}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 36279360

約数和(自身を除く): 16853715

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 67, 85, 153, 201, 255, 335, 379, 603, 765, 1005, 1137, 1139, 1895, 3015, 3411, 3417, 5685, 5695, 6443, 10251, 17055, 17085, 19329, 25393, 32215, 51255, 57987, 76179, 96645, 126965, 228537, 289935, 380895, 431681, 1142685, 1295043, 2158405, 3885129, 6475215, 19425645]

約数ペア:

[(1, 19425645), (3, 6475215), (5, 3885129), (9, 2158405), (15, 1295043), (17, 1142685), (45, 431681), (51, 380895), (67, 289935), (85, 228537), (153, 126965), (201, 96645), (255, 76179), (335, 57987), (379, 51255), (603, 32215), (765, 25393), (1005, 19329), (1137, 17085), (1139, 17055), (1895, 10251), (3015, 6443), (3411, 5695), (3417, 5685)]