19730172

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:319

約数の個数: 96

約数和(自身を含む): 58189824

約数和(自身を除く): 38459652

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 131, 132, 154, 163, 231, 262, 308, 326, 393, 462, 489, 524, 652, 786, 917, 924, 978, 1141, 1441, 1572, 1793, 1834, 1956, 2282, 2751, 2882, 3423, 3586, 3668, 4323, 4564, 5379, 5502, 5764, 6846, 7172, 8646, 10087, 10758, 11004, 12551, 13692, 17292, 20174, 21353, 21516, 25102, 30261, 37653, 40348, 42706, 50204, 60522, 64059, 75306, 85412, 121044, 128118, 149471, 150612, 234883, 256236, 298942, 448413, 469766, 597884, 704649, 896826, 939532, 1409298, 1644181, 1793652, 2818596, 3288362, 4932543, 6576724, 9865086, 19730172]

約数ペア:

[(1, 19730172), (2, 9865086), (3, 6576724), (4, 4932543), (6, 3288362), (7, 2818596), (11, 1793652), (12, 1644181), (14, 1409298), (21, 939532), (22, 896826), (28, 704649), (33, 597884), (42, 469766), (44, 448413), (66, 298942), (77, 256236), (84, 234883), (131, 150612), (132, 149471), (154, 128118), (163, 121044), (231, 85412), (262, 75306), (308, 64059), (326, 60522), (393, 50204), (462, 42706), (489, 40348), (524, 37653), (652, 30261), (786, 25102), (917, 21516), (924, 21353), (978, 20174), (1141, 17292), (1441, 13692), (1572, 12551), (1793, 11004), (1834, 10758), (1956, 10087), (2282, 8646), (2751, 7172), (2882, 6846), (3423, 5764), (3586, 5502), (3668, 5379), (4323, 4564)]