19217409255

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{503}}^1\times {\mathrm{977}}^1$

素因数の和:1581

約数の個数: 96

約数和(自身を含む): 36909250560

約数和(自身を除く): 17691841305

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 79, 99, 165, 237, 395, 495, 503, 711, 869, 977, 1185, 1509, 2515, 2607, 2931, 3555, 4345, 4527, 4885, 5533, 7545, 7821, 8793, 10747, 13035, 14655, 16599, 22635, 27665, 32241, 39105, 39737, 43965, 49797, 53735, 77183, 82995, 96723, 119211, 161205, 198685, 231549, 248985, 357633, 385915, 437107, 483615, 491431, 596055, 694647, 849013, 1157745, 1311321, 1474293, 1788165, 2185535, 2457155, 2547039, 3473235, 3933963, 4245065, 4422879, 5405741, 6556605, 7371465, 7641117, 12735195, 16217223, 19669815, 22114395, 27028705, 38205585, 38823049, 48651669, 81086115, 116469147, 194115245, 243258345, 349407441, 427053539, 582345735, 1281160617, 1747037205, 2135267695, 3843481851, 6405803085, 19217409255]

約数ペア:

[(1, 19217409255), (3, 6405803085), (5, 3843481851), (9, 2135267695), (11, 1747037205), (15, 1281160617), (33, 582345735), (45, 427053539), (55, 349407441), (79, 243258345), (99, 194115245), (165, 116469147), (237, 81086115), (395, 48651669), (495, 38823049), (503, 38205585), (711, 27028705), (869, 22114395), (977, 19669815), (1185, 16217223), (1509, 12735195), (2515, 7641117), (2607, 7371465), (2931, 6556605), (3555, 5405741), (4345, 4422879), (4527, 4245065), (4885, 3933963), (5533, 3473235), (7545, 2547039), (7821, 2457155), (8793, 2185535), (10747, 1788165), (13035, 1474293), (14655, 1311321), (16599, 1157745), (22635, 849013), (27665, 694647), (32241, 596055), (39105, 491431), (39737, 483615), (43965, 437107), (49797, 385915), (53735, 357633), (77183, 248985), (82995, 231549), (96723, 198685), (119211, 161205)]