20189984535

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{59183}}^1$

素因数の和:59242

約数の個数: 96

約数和(自身を含む): 43294279680

約数和(自身を除く): 23104295145

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 45, 57, 63, 95, 105, 133, 135, 171, 189, 285, 315, 361, 399, 513, 665, 855, 945, 1083, 1197, 1805, 1995, 2527, 2565, 3249, 3591, 5415, 5985, 7581, 9747, 12635, 16245, 17955, 22743, 37905, 48735, 59183, 68229, 113715, 177549, 295915, 341145, 414281, 532647, 887745, 1124477, 1242843, 1597941, 2071405, 2663235, 3373431, 3728529, 5622385, 6214215, 7871339, 7989705, 10120293, 11185587, 16867155, 18642645, 21365063, 23614017, 30360879, 39356695, 50601465, 55927935, 64095189, 70842051, 106825315, 118070085, 149555441, 151804395, 192285567, 212526153, 320475945, 354210255, 448666323, 576856701, 747777205, 961427835, 1062630765, 1345998969, 2243331615, 2884283505, 4037996907, 6729994845, 20189984535]

約数ペア:

[(1, 20189984535), (3, 6729994845), (5, 4037996907), (7, 2884283505), (9, 2243331615), (15, 1345998969), (19, 1062630765), (21, 961427835), (27, 747777205), (35, 576856701), (45, 448666323), (57, 354210255), (63, 320475945), (95, 212526153), (105, 192285567), (133, 151804395), (135, 149555441), (171, 118070085), (189, 106825315), (285, 70842051), (315, 64095189), (361, 55927935), (399, 50601465), (513, 39356695), (665, 30360879), (855, 23614017), (945, 21365063), (1083, 18642645), (1197, 16867155), (1805, 11185587), (1995, 10120293), (2527, 7989705), (2565, 7871339), (3249, 6214215), (3591, 5622385), (5415, 3728529), (5985, 3373431), (7581, 2663235), (9747, 2071405), (12635, 1597941), (16245, 1242843), (17955, 1124477), (22743, 887745), (37905, 532647), (48735, 414281), (59183, 341145), (68229, 295915), (113715, 177549)]